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Dinosaurs Family tree

From EverybodyWiki Bios & Wiki

Here is the structured breakdown for the Suborder Rhamphorhynchoidea pterosaurs, customized to include scientific data alongside the character-driven comments from your Cartoon All-Stars crossover roster.

Suborder Rhamphorhynchoidea Data Charts

Family Dimorphodontidae

Chart Tables Name Meaning Scientific Classification Age / Time Height / Length Weight Author Where Found Cartoon All-Star's Comments
Dimorphodon macronyx "Two-form tooth, large claw" Order: Pterosauria

Family: Dimorphodontidae Genus: Dimorphodon

Early Jurassic

(195–190 Ma)

Length: 1 m (3.3 ft)

Wingspan: 1.4 m (4.6 ft)

2–4 kg

(4.4–8.8 lbs)

Richard Owen, 1859 United Kingdom (Dorset) Michelangelo (TMNT): "Whoa, check out that massive puffer-fish head! Built like a flying gargoyle but way more radical. Totally dynamic aerial moves!"

Family Eudimorphodontidae

Chart Tables Name Meaning Scientific Classification Age / Time Height / Length Weight Author Where Found Cartoon All-Star's Comments
Eudimorphodon ranzii "True two-form tooth" (named after Silvio Ranzi) Order: Pterosauria

Family: Eudimorphodontidae Genus: Eudimorphodon

Late Triassic

(210–203 Ma)

Length: 40 cm (16 in)

Wingspan: 1 m (3.3 ft)

100g

(0.22 lbs)

Rocco Zambelli, 1973 Italy (Cene, Bergamo) Brainy Smurf: "According to my precise observations, this Triassic specimen possesses an exceptional array of 114 interlocking teeth—making it far superior at catching fish than Clumsy!"

Family Rhamphorhynchidae

Chart Tables Name Meaning Scientific Classification Age / Time Height / Length Weight Author Where Found Cartoon All-Star's Comments
Anurognathus ammoni "Without tail jaw" (named after Ludwig von Ammon) Order: Pterosauria

Family: Anurognathidae Genus: Anurognathus

Late Jurassic

(150–148 Ma)

Length: 9 cm (3.5 in)

Wingspan: 50 cm (20 in)

40g

(1.4 oz)

Ludwig Döderlein, 1923 Germany (Solnhofen) Winnie the Pooh: "Oh, bother! It looks a bit like a tiny furry frog with wings. I do hope it prefers catching bugs over chasing after my honeybees."
Rhamphorhynchus etchesi "Beak snout" (named after Steve Etches) Order: Pterosauria

Family: Rhamphorhynchidae Genus: Rhamphorhynchus

Late Jurassic

(152 Ma)

Length: 50 cm (20 in)

Wingspan: 1.2 m (3.9 ft)

800g

(1.76 lbs)

O'Sullivan & Martill, 2015 United Kingdom (Dorset) Garfield: "A flying needle-jawed fish-catcher? Perfect. I'll take three, train them to pillage the local seafood market, and split the profit 70/30. No lasagna sharing though."
Scaphognathus crassirostris "Tub jaw, fat snout" Order: Pterosauria

Family: Rhamphorhynchidae Genus: Scaphognathus

Late Jurassic

(150–148 Ma)

Length: 90 cm (35 in)

Wingspan: 1 m (3.3 ft)

250g

(0.55 lbs)

August Goldfuss, 1831 Germany (Solnhofen) Alvin Seville: "Check out that blunt snout! This guy is built for high-speed stunts. If we can get him to carry the amplifiers, the Chipmunks are taking over the skies!"
Sordes pilosus "Filthy hair" Order: Pterosauria

Family: Rhamphorhynchidae Genus: Sordes

Late Jurassic

(155–150 Ma)

Length: 40 cm (16 in)

Wingspan: 63 cm (25 in)

200g

(0.44 lbs)

Aleksandr Sharov, 1971 Kazakhstan (Karatau) Slimer: "Oooooh! Fuzzy flyer! Covered in creepy, gooey hair filaments! It's like a messy little ghost bat, I love it!"

Here is the structured breakdown for the Suborder Pterodactyloidea pterosaurs, complete with precise scientific details and character-driven commentary from your Cartoon All-Stars roster.

Suborder Pterodactyloidea Data Charts

Family Dsungaripteridae

Chart Tables Name Meaning Scientific Classification Age / Time Height / Length Weight Author Where Found Cartoon All-Star's Comments
Dsungaripterus weii "Junggar Basin wing" (honoring C.M. Wei) Order: Pterosauria

Suborder: Pterodactyloidea Family: Dsungaripteridae

Early Cretaceous

(130–120 Ma)

Length: 1 m (3.3 ft)

Wingspan: 3–3.5 m (9.8–11.5 ft)

30 kg

(66 lbs)

Yang Zhongjian,

1964

China (Junggar Basin) Jake the Dog: "Whoa, look at that crazy upturned nose! It looks exactly like a giant pair of flying tweezers. Man, cracking open clams on the beach with your face is a wild lifestyle."

Family Pterodaustriidae

Chart Tables Name Meaning Scientific Classification Age / Time Height / Length Weight Author Where Found Cartoon All-Star's Comments
Pterodaustro guinazui "Southern wing" (honoring Restituto Guñazú) Order: Pterosauria

Suborder: Pterodactyloidea Family: Ctenochasmidae

Early Cretaceous

(105 Ma)

Length: 1.2 m (4 ft)

Wingspan: 2.5–3 m (8.2–9.8 ft)

9.2 kg

(20.3 lbs)

José Bonaparte,

1969

Argentina (San Luis) Sebastian: "Mon dieu, look at dose lower jaws! Dat creature has over a thousand bristle teeth just to filter tiny shrimp from de water! It's like a prehistoric flamingo under de sea sky!"
Tapejara wellnhoferi "The old being" (honoring Peter Wellnhofer) Order: Pterosauria

Suborder: Pterodactyloidea Family: Tapejaridae

Early Cretaceous

(112 Ma)

Length: 80 cm (2.6 ft)

Wingspan: 3.5 m (11.5 ft)

5 kg

(11 lbs)

Alexander Kellner,

1989

Brazil (Santana Group) Geronimo Stilton: "Holy cheese! That enormous, sail-like bone crest on its head must make flying on a windy day a complete editorial nightmare! Absolutely fascinating!"

Family Pterodactylidae

Chart Tables Name Meaning Scientific Classification Age / Time Height / Length Weight Author Where Found Cartoon All-Star's Comments
Arthurdactylus conandoylei "Arthur's wing" (honoring Sir Arthur Conan Doyle) Order: Pterosauria

Suborder: Pterodactyloidea Family: Ornithocheiridae

Early Cretaceous

(115 Ma)

Length: 45 cm (1.5 ft)

Wingspan: 4.6 m (15 ft)

15 kg

(33 lbs)

Eberhard Frey & David Martill, 1994 Brazil (Crato Formation) Danny Phantom: "A giant flyer named directly after the guy who wrote The Lost World? That is meta. Its wings are huge compared to its tiny body—definitely defying some ghost-zone physics."
Cearadactylus atrox "Ceará finger, fierce" Order: Pterosauria

Suborder: Pterodactyloidea Family: Anhangueridae

Early Cretaceous

(112 Ma)

Length: 1.1 m (3.6 ft)

Wingspan: 4–5.5 m (13–18 ft)

15 kg

(33 lbs)

Leonardi & Borgomanero, 1985 Brazil (Romualdo Formation) Optimus Prime: "Those interlocking, kris-shaped teeth at the very tip of its snout are formidable. This creature was perfectly engineered for precision strikes against aquatic prey."
Maaradactylus kellneri "Maara's finger" (honoring Alexander Kellner) Order: Pterosauria

Suborder: Pterodactyloidea Family: Anhangueridae

Early Cretaceous

(112 Ma)

Length: 1.2 m (4 ft)

Wingspan: 5–6 m (16.4–20 ft)

20 kg

(44 lbs)

Renan Bantim et al., 2014 Brazil (Araripe Basin) Jenny Wakeman (XJ-9): "Scanning... its upper jaw has 35 pairs of teeth and a giant semi-circular crest on its snout! My sensors indicate it would be highly effective at catching ocean fish!"
Pterodactylus antiquus "Wing finger, ancient" Order: Pterosauria

Suborder: Pterodactyloidea Family: Pterodactylidae

Late Jurassic

(150–148 Ma)

Length: 30 cm (1 ft)

Wingspan: 1.04 m (3.4 ft)

1–2 kg

(2.2–4.4 lbs)

Georges Cuvier,

1809

Germany (Solnhofen) Dexter: "Ah, the foundational classic! The very first pterosaur ever discovered and described by science. It is small, compact, and an absolute marvel of ancient aerodynamic architecture!"

Family Ornithocheiridae

Chart Tables Name Meaning Scientific Classification Age / Time Height / Length Weight Author Where Found Cartoon All-Star's Comments
Tropeognathus mesembrinus "Keel jaw, southern" Order: Pterosauria

Suborder: Pterodactyloidea Family: Anhangueridae

Early Cretaceous

(112 Ma)

Length: 2 m (6.5 ft)

Wingspan: 8.2 m (27 ft)

30 kg

(66 lbs)

Peter Wellnhofer,

1987

Brazil (Romualdo Formation) Bugs Bunny: "Eeeh, what's up, doc? That's a mighty large convex crest you got on the top and bottom of your schnozzle. Looks like a giant, flying canoe paddle to me!"

Family Pteranodontidae

Chart Tables Name Meaning Scientific Classification Age / Time Height / Length Weight Author Where Found Cartoon All-Star's Comments
Pteranodon sternbergi "Wing without tooth" (honoring George F. Sternberg) Order: Pterosauria

Suborder: Pterodactyloidea Family: Pteranodontidae

Late Cretaceous

(88–85 Ma)

Height: 1.8 m (6 ft)

Wingspan: 6–7.2 m (20–24 ft)

25–40 kg

(55–88 lbs)

George F. Sternberg, 1966 USA (Kansas, Niobrara Chalk) Alvin Seville: "Whoa! Look at that huge upright crest pointing straight out the back of its skull! This guy looks like a total rockstar built for extreme supersonic gliding!"

Family Azhdarchidae

Chart Tables Name Meaning Scientific Classification Age / Time Height / Length Weight Author Where Found Cartoon All-Star's Comments
Quetzalcoatlus lawsoni "Feathered serpent" (honoring Douglas Lawson) Order: Pterosauria

Suborder: Pterodactyloidea Family: Azhdarchidae

Late Cretaceous

(68–66 Ma)

Height: 2.9–13 m (40.5 ft)

Wingspan: 4.5–25 m (15–82 ft)

60–700 kg

(132–154,000 lbs)

Mark Witton et al., 2021 USA (Texas, Javelina Formation) Olaf: "He is like a giant, elegant flying giraffe with a big beautiful beak! He doesn't have any teeth, which means he probably gives great, big, non-pointy summer hugs!"

Here is the structured breakdown for the Suborder Theropoda (Infraorder Ceratosauria) dinosaurs, combining precise scientific data with custom, character-driven commentary from your Cartoon All-Stars crossover roster.

Suborder Theropoda: Infraorder Ceratosauria Data Charts

Family Coelophysidae

Chart Tables Name Meaning Scientific Classification Age / Time Height / Length Weight Author Where Found Cartoon All-Star's Comments
Coelophysis bauri "Hollow form" (honoring Georg Baur) Order: Saurischia

Suborder: Theropoda Family: Coelophysidae

Late Triassic

(228–201 Ma)

Length: 3 m (9.8 ft)

Height: 1 m (3.3 ft) at hip

15–20 kg

(33–44 lbs)

Edward Drinker Cope, 1889 USA (New Mexico) Alvin Seville: "This guy is sleek, built for speed, and looks like he could outrun a lightning bolt. Perfect choice for a lead guitarist's pet!"
Procompsognathus triassicus "Before elegant jaw" Order: Saurischia

Suborder: Theropoda Family: Coelophysidae

Late Triassic

(210 Ma)

Length: 1 m (3.3 ft)

Height: 25 cm (10 in) at hip

1 kg

(2.2 lbs)

Eberhard Fraas,

1913

Germany (Stubensandstein) Brainy Smurf: "A very primitive, agile hunter. According to my calculations, its tiny size allows it to sneak around completely unnoticed—just like Clumsy when he's about to break something!"
Saltopus elginensis "Leaping foot from Elgin" Order: Saurischia

Clade: Dinosauriform Family: Coelophysidae (debated)

Late Triassic

(228–227 Ma)

Length: 50–100 cm (20–39 in)

Height: 15 cm (6 in) at hip

110g–1 kg

(0.24–2.2 lbs)

Friedrich von Huene, 1910 United Kingdom (Scotland) Baby Gonzo: "A cat-sized leaper with hollow bones? Oh, I want to pack him into a circus cannon and see if we can break the altitude record together!"

Family Ceratosauridae

Chart Tables Name Meaning Scientific Classification Age / Time Height / Length Weight Author Where Found Cartoon All-Star's Comments
Ceratosaurus nasicornis "Horned lizard, nose horn" Order: Saurischia

Suborder: Theropoda Family: Ceratosauridae

Late Jurassic

(153–148 Ma)

Length: 6–7 m (20–23 ft)

Height: 2 m (6.5 ft) at hip

500–1,000 kg

(1,100–2,200 lbs)

Othniel Charles Marsh, 1884 USA (Colorado, Utah) Michelangelo (TMNT): "Whoa, a blade-like horn right on its nose and armor scutes down its spine? This dude looks like a walking punk-rock album cover! Totally radical!"

Family Dilophosauridae

Chart Tables Name Meaning Scientific Classification Age / Time Height / Length Weight Author Where Found Cartoon All-Star's Comments
Dilophosaurus wetherilli "Two-crested lizard" (honoring John Wetherill) Order: Saurischia

Suborder: Theropoda Family: Dilophosauridae

Early Jurassic

(193 Ma)

Length: 7 m (23 ft)

Height: 2 m (6.5 ft) at hip

400 kg

(880 lbs)

Samuel P. Welles,

1954

USA (Arizona) Garfield: "Double head crests but no venom-spitting neck frill like the movies? Good. The last thing I need is a 23-foot lizard ruining my lasagna with genetic fabrications."

Family Abelisauridae

Chart Tables Name Meaning Scientific Classification Age / Time Height / Length Weight Author Where Found Cartoon All-Star's Comments
Carnotaurus sastrei "Meat-eating bull" (honoring Anselmo Sastre) Order: Saurischia

Suborder: Theropoda Family: Abelisauridae

Late Cretaceous

(72–69 Ma)

Length: 7.5–9 m (25–30 ft)

Height: 2.5 m (8.2 ft) at hip

1,300–2,000 kg

(2,860–4,400 lbs)

José Bonaparte,

1985

Argentina (Chubut) Gordon "ALF" Shumway: "Look at those tiny, useless stumpy arms! And those bull horns! If it weren't for the 'meat-eating' part, we could be best friends. Keep him away from the cats."
Majungasaurus crenatissimus "Mahajanga lizard, very crenated" Order: Saurischia

Suborder: Theropoda Family: Abelisauridae

Late Cretaceous

(70–66 Ma)

Length: 6–7 m (20–23 ft)

Height: 2 m (6.5 ft) at hip

1,100 kg

(2,400 lbs)

Charles Depéret,

1896

Madagascar Danny Phantom: "This apex predator has a single thick horn on its forehead and rough bone armor. Fighting this thing would definitely require going full ghost-mode."

Family Noasauridae

Chart Tables Name Meaning Scientific Classification Age / Time Height / Length Weight Author Where Found Cartoon All-Star's Comments
Elaphrosaurus bambergi "Lightweight lizard" (honoring Paul Bamberg) Order: Saurischia

Suborder: Theropoda Family: Noasauridae

Late Jurassic

(154–150 Ma)

Length: 6–6.2 m (20 ft)

Height: 1.46 m (4.8 ft) at hip

200–210 kg

(440–460 lbs)

Werner Janensch,

1920

Tanzania (Tendaguru) Winnie the Pooh: "Oh, bother. A long, slender dinosaur that lost its teeth to grow a beak? I do hope it likes crunching on sweet plants instead of small bears."
Noasaurus leali "Northwestern Argentina lizard" (honoring Alejandro Leal) Order: Saurischia

Suborder: Theropoda Family: Noasauridae

Late Cretaceous

(70–68 Ma)

Length: 1.5–2 m (5–6.5 ft)

Height: 60 cm (2 ft) at hip

15 kg

(33 lbs)

Jaime Powell & José Bonaparte, 1980 Argentina (Lecho Formation) Slimer: "Oooooh! It has a big hook claw on its hand instead of its foot! Perfect for snatching up sneaky snacks right off the kitchen counter! Can I keep it?"

Suborder Theropoda: Infraorder Carnosauria Data Charts

Family Megalosauridae

Chart Tables Name Meaning Scientific Classification Age / Time Height / Length Weight Author Where Found Cartoon All-Star's Comments
Eustreptospondylus oxoniensis "True well-curved vertebra of Oxford" Order: Saurischia

Suborder: Theropoda Family: Megalosauridae

Late Jurassic

(163–154 Ma)

Length: 6 m (20 ft)

Height: 2 m (6.5 ft) at hip

500 kg

(1,100 lbs)

Sir Richard Owen, 1841 / Walker, 1964 United Kingdom (Oxfordshire) Bugs Bunny: "Eeeh, looks like this fella was a pretty good swimmer. Fancy a dip in the prehistoric channel, doc? Just watch the teeth!"
Metriacanthosaurus parkeri "Moderately-spined lizard" (honoring W. K. Parker) Order: Saurischia

Suborder: Theropoda Family: Metriacanthosauridae

Late Jurassic

(160 Ma)

Length: 8 m (26 ft)

Height: 2.2 m (7.2 ft) at hip

1,000 kg

(2,200 lbs)

Alick Walker, 1964 United Kingdom (Dorset) Alvin Seville: "He’s got ridges along his spine like a built-in sound system! Turn up the bass, boys, the party's just starting!"
Poekilopleuron bucklandii "Varied ribs" (honoring William Buckland) Order: Saurischia

Suborder: Theropoda Family: Megalosauridae

Middle Jurassic

(168 Ma)

Length: 7–8 m (23–26 ft)

Height: 2.1 m (7 ft) at hip

1,000 kg

(2,200 lbs)

Jacques Amand Eudes-Deslongchamps, 1838 France (Normandy) Brainy Smurf: "A historically foundational taxon! Its uniquely hollowed, variable rib structures make it an exceptionally fascinating study in architecture."
Torvosaurus gurneyi "Savage lizard" (honoring James Gurney) Order: Saurischia

Suborder: Theropoda Family: Megalosauridae

Late Jurassic

(150 Ma)

Length: 10 m (33 ft)

Height: 3 m (10 ft) at hip

4,000–5,000 kg

(4.4–5.5 tons)

Christophe Hendrickx & Octávio Mateus, 2014 Portugal (Lourinhã Formation) Garfield: "The biggest predator in Jurassic Europe? Sounds exhausting. I’m just glad he hunts fish and not my personal stash of lasagna."

Family Carcharodontosauridae

Chart Tables Name Meaning Scientific Classification Age / Time Height / Length Weight Author Where Found Cartoon All-Star's Comments
Acrocanthosaurus atokensis "High-spined lizard from Atoka" Order: Saurischia

Suborder: Theropoda Family: Carcharodontosauridae

Early Cretaceous

(113–110 Ma)

Length: 11.5 m (38 ft)

Height: 3.9 m (12.8 ft) at hip

5,700–6,200 kg

(6.2–6.8 tons)

J. Willis Stovall & Wann Langston Jr., 1950 USA (Oklahoma, Texas) Michelangelo (TMNT): "Whoa! Look at that massive sail ridge running down its neck and back! That is totally radical spinal styling, dudes!"
Carcharodontosaurus iguidensis "Shark-toothed lizard from In-Abangharit" Order: Saurischia

Suborder: Theropoda Family: Carcharodontosauridae

Late Cretaceous

(95 Ma)

Length: 10 m (33 ft)

Height: 3.5 m (11.5 ft) at hip

4,000 kg

(4.4 tons)

Stephen L. Brusatte & Paul Sereno, 2007 Niger (Iguidi) Winnie the Pooh: "Oh, bother. A giant friend with teeth shaped like a shark's? I do hope he only uses them for a very big seafood lunch."
Giganotosaurus carolinii "Giant southern lizard" (honoring Rubén D. Carolini) Order: Saurischia

Suborder: Theropoda Family: Carcharodontosauridae

Late Cretaceous

(98–97 Ma)

Length: 12–13 m (40–43 ft)

Height: 4.2 m (13.8 ft) at hip

7,000–8,500 kg

(7.7–9.3 tons)

Rodolfo Coria & Leonardo Salgado, 1995 Argentina (Neuquén) Optimus Prime: "An absolute titan of an organic lifeform. Its massive physical presence dictates respect on any ancient battlefield."

Family Allosauridae

Chart Tables Name Meaning Scientific Classification Age / Time Height / Length Weight Author Where Found Cartoon All-Star's Comments
Allosaurus europaeus "Different lizard from Europe" Order: Saurischia

Suborder: Theropoda Family: Allosauridae

Late Jurassic

(150 Ma)

Length: 7–12.5 m (23–40 ft)

Height: 4.5 m (13.2 ft) at hip

1,000–1,500 kg

(1.1–1.6 tons)

Mateus, Walen & Antunes, 2006 Portugal/USA (Lourinhã/Morrison Formation) Danny Phantom: "With those sharp lacrimal horns over its eyes, this guy looks like an absolute ghost-zone nightmare. Good thing I can fly!"
Yangchuanosaurus zigongensis "Yangchuan lizard from Zigong" Order: Saurischia

Suborder: Theropoda Family: Metriacanthosauridae

Middle Jurassic

(165 Ma)

Length: 7–8 m (23–26 ft)

Height: 2.3 m (7.5 ft) at hip

1,300 kg

(1.4 tons)

Gao Yuhui, 1993 China (Sichuan) Jenny Wakeman (XJ-9): "Sensors indicate an exceptionally deep skull configuration. Its dense jaw structure allows for tremendous crushing mechanics."

Family Spinosauridae

Chart Tables Name Meaning Scientific Classification Age / Time Height / Length Weight Author Where Found Cartoon All-Star's Comments
Baryonyx walkeri "Heavy claw" (honoring William J. Walker) Order: Saurischia

Suborder: Theropoda Family: Spinosauridae

Early Cretaceous

(130–125 Ma)

Length: 9.5 m (31 ft)

Height: 2.5 m (8.2 ft) at hip

1,700–2,000 kg

(1.9–2.2 tons)

Alan J. Charig & Angela C. Milner, 1986 United Kingdom (Surrey) Sebastian: "Look at de massive hook on dat thumb! He could snatch up a whole school of fish in a single swipe! Stay clear, mon!"
Spinosaurus aegyptiacus "Spine lizard of Egypt" Order: Saurischia

Suborder: Theropoda Family: Spinosauridae

Late Cretaceous

(99–93 Ma)

Length: 14 m (46 ft)

Height: 4 m (13 ft) at sail

6,000–7,500 kg

(6.6–8.2 tons)

Ernst Stromer, 1915 Egypt, Morocco Gordon "ALF" Shumway: "A 46-foot crocodile-mimic with a giant sail? Now that’s what I call an outdoor barbecue centerpiece. Wonder if he eats cats?"
Suchomimus tenerensis "Crocodile mimic from Ténéré" Order: Saurischia

Suborder: Theropoda Family: Spinosauridae

Early Cretaceous

(121–113 Ma)

Length: 9.5–11 m (31–36 ft)

Height: 3 m (10 ft) at hip

3,000–4,000 kg

(3.3–4.4 tons)

Paul Sereno et al., 1998 Niger (Ténéré Desert) Slimer: "Ooooh! Slender, gooey fish-eater! Long snouts mean more room for tasty marsh-mallows and river snacks! Yum!"

Family Tyrannosauridae

Chart Tables Name Meaning Scientific Classification Age / Time Height / Length Weight Author Where Found Cartoon All-Star's Comments
Albertosaurus sarcophagus "Alberta lizard, flesh-eater" Order: Saurischia

Suborder: Theropoda Family: Tyrannosauridae

Late Cretaceous

(70 Ma)

Length: 9 m (30 ft)

Height: 2.8 m (9.2 ft) at hip

2,000–2,500 kg

(2.2–2.7 tons)

Henry Fairfield Osborn, 1905 Canada (Alberta) Geronimo Stilton: "Flesh-eater?! Oh, my beating whiskers! This lightning-fast Canadian predator makes my newsroom look completely safe!"
Alioramus altai "Different branch from Altai Mountains" Order: Saurischia

Suborder: Theropoda Family: Tyrannosauridae

Late Cretaceous

(70 Ma)

Length: 5 m (16 ft)

Height: 1.7 m (5.6 ft) at hip

385 kg

(850 lbs)

Stephen L. Brusatte et al., 2009 Mongolia (Altai) Daffy Duck: "A tyrannosaur with eight prominent bone horns on its nose? Talk about over-accessorizing! You're stealing my spotlight!"
Daspletosaurus horneri "Frightful lizard" (honoring Jack Horner) Order: Saurischia

Suborder: Theropoda Family: Tyrannosauridae

Late Cretaceous

(75 Ma)

Length: 9 m (30 ft)

Height: 2.8 m (9.2 ft) at hip

2,500–3,000 kg

(2.7–3.3 tons)

Thomas Carr et al., 2017 USA (Montana) Baby Gonzo: "Frightful lizard? Don't be silly, he's got a heavily textured face perfect for doing extreme close-up stunt comedy!"
Qianzhousaurus sinensis "Qianzhou lizard from China" Order: Saurischia

Suborder: Theropoda Family: Tyrannosauridae

Late Cretaceous

(66 Ma)

Length: 9 m (30 ft)

Height: 2.5 m (8.2 ft) at hip

800 kg

(1,760 lbs)

Junchang Lü et al., 2014 China (Ganzhou) Tee Zeng (Kung Fu Wa!): "Nicknamed 'Pinocchio rex' because of its super long snout! It’s like a martial arts master that specializes in long-range strikes!"
Tarbosaurus bataar "Alarming lizard, hero" Order: Saurischia

Suborder: Theropoda Family: Tyrannosauridae

Late Cretaceous

(70 Ma)

Length: 10–12 m (33–39 ft)

Height: 3.3 m (11 ft) at hip

4,000–5,000 kg

(4.4–5.5 tons)

Evgeny Maleev, 1955 Mongolia, China Bluey & Bingo: "Look at his teeny tiny arms! They're even smaller than a T-Rex's! How is he supposed to play Keepy Uppy with those?!"
Tyrannosaurus Rex "Tyrant lizard king" Order: Saurischia

Suborder: Theropoda Family: Tyrannosauridae

Late Cretaceous

(68–66 Ma)

Length: 12–15 m (40–49.5 ft)

Height: 3.6–5 m (12–16.5 ft) at hip

8,000–9,500 kg

(8.8–10.4 tons)

Henry Fairfield Osborn, 1905 USA, Canada Olaf: "The King himself! He has a gigantic smile and a bone-crushing bite, which means he must love giving great, big, stompy summer hugs!"

Suborder Theropoda: Infraorder Coelurosauria Data Charts

Family Coeluridae

Chart Tables Name Meaning Scientific Classification Age / Time Height / Length Weight Author Where Found Cartoon All-Star's Comments
Coelurus fragilis "Hollow tail, fragile" Order: Saurischia

Suborder: Theropoda Family: Coeluridae

Late Jurassic

(153–150 Ma)

Length: 2.4 m (7.9 ft)

Height: 70 cm (2.3 ft) at hip

13–20 kg

(29–44 lbs)

Othniel Charles Marsh, 1879 USA (Wyoming, Morrison Formation) Bugs Bunny: "Eeeh, a delicate little sprinter with hollow bones. Reminds me of an old clay pigeon, doc. One wrong step and crunch!"

Family Compsognathidae

Chart Tables Name Meaning Scientific Classification Age / Time Height / Length Weight Author Where Found Cartoon All-Star's Comments
Compsognathus longipes "Elegant jaw, long foot" Order: Saurischia

Suborder: Theropoda Family: Compsognathidae

Late Jurassic

(150 Ma)

Length: 1 m (3.3 ft)

Height: 25 cm (10 in) at hip

0.8–3.5 kg

(1.8–7.7 lbs)

Johann A. Wagner, 1859 Germany, France Alvin Seville: "This guy is basically a scaled-down runway model with teeth! Quick, agile, and ready to sneak into the front row of our next stadium concert."
Sinosauropteryx lingyuanensis "Chinese lizard wing from Lingyuan" Order: Saurischia

Suborder: Theropoda Family: Compsognathidae

Early Cretaceous

(124–122 Ma)

Length: 1 m (3.3 ft)

Height: 30 cm (1 ft) at hip

0.55–1 kg

(1.2–2.2 lbs)

Ji Qiang & Ji Shu'an, 1996 China (Yixian Formation) Brainy Smurf: "A milestone of paleontology! Pigment cells in its fossilized fuzz prove it had orange and white rings on its tail. It's scientifically fabulous!"

Family Proceratosauridae

Chart Tables Name Meaning Scientific Classification Age / Time Height / Length Weight Author Where Found Cartoon All-Star's Comments
Proceratosaurus bradleyi "Before Ceratosaurus" (honoring F. Bradley) Order: Saurischia

Suborder: Theropoda Family: Proceratosauridae

Middle Jurassic

(166 Ma)

Length: 3 m (10 ft)

Height: 90 cm (3 ft) at hip

40 kg

(88 lbs)

Arthur Smith Woodward, 1910 United Kingdom (Gloucestershire) Michelangelo (TMNT): "He’s got a totally tubular nose crest, but he’s actually an early ancestor of the T-Rex family tree! Mind blown, dudes!"

Family Nanotyrannidae (Basal Tyrannosauroidea)

Chart Tables Name Meaning Scientific Classification Age / Time Height / Length Weight Author Where Found Cartoon All-Star's Comments
Moros intrepidus "Intrepid doom" Order: Saurischia

Suborder: Theropoda Superfamily: Tyrannosauroidea

Early Cretaceous

(96 Ma)

Length: 2.4 m (8 ft)

Height: 1.2 m (4 ft) at hip

78 kg

(170 lbs)

Lindsay Zanno et al., 2019 USA (Utah) Danny Phantom: "A miniature tyrant that lived right before the giant kings took over. 'Intrepid Doom' sounds like a high school punk rock band name."
Nanotyrannus lethaeus "Dwarf tyrant, causing forgetfulness/death" Order: Saurischia

Suborder: Theropoda Family: Nannotyrannidae

Late Cretaceous

(66 Ma)

Length: 5 m (17 ft)

Height: 2 m (6.5 ft) at hip

450–1,000 kg

(1,000–2,200 lbs)

Charles W. Gilmore, 1946 / Bakker et al., 1988 USA (Montana, Hell Creek) Garfield: "Whether he's a dwarf species or just a moody teenage T-Rex, he still has way too much energy for a Monday morning. Pass the lasagna."

Family Ornithomimidae

Chart Tables Name Meaning Scientific Classification Age / Time Height / Length Weight Author Where Found Cartoon All-Star's Comments
Archaeornithomimus asiaticus "Ancient bird mimic from Asia" Order: Saurischia

Suborder: Theropoda Family: Ornithomimidae

Late Cretaceous

(96–70 Ma)

Length: 3.4 m (11 ft)

Height: 1.3 m (4.3 ft) at hip

45–91 kg

(100–200 lbs)

Dale Russell, 1972 China (Iren Dabasu Formation) Jenny Wakeman (XJ-9): "Locomotion analysis indicates highly optimized stride frequencies. This ancient bird-mimic was built for long-distance biological endurance."
Dromiceiomimus samueli "Emu mimic" (honoring Samuel Sternberg) Order: Saurischia

Suborder: Theropoda Family: Ornithomimidae

Late Cretaceous

(73 Ma)

Length: 3.5 m (11.5 ft)

Height: 1.4 m (4.6 ft) at hip

100–150 kg

(220–330 lbs)

Dale Russell, 1972 Canada (Horseshoe Canyon) Daffy Duck: "An emu mimic?! Preposterous! Why mimic an emu when you could mimic a duck? I’m the one who deserves a dinosaur family named after me!"
Gallimimus bullatus "Rooster mimic, capsuled" Order: Saurischia

Suborder: Theropoda Family: Ornithomimidae

Late Cretaceous

(70 Ma)

Length: 6 m (20 ft)

Height: 1.9 m (6.2 ft) at hip

400–440 kg

(880–970 lbs)

Halszka Osmólska et al., 1972 Mongolia (Nemegt Formation) Optimus Prime: "They move in vast, coordinated flocks across the plains. Their speed is their primary defensive protocol against apex predators."
Ornithomimus velox "Bird mimic, swift" Order: Saurischia

Suborder: Theropoda Family: Ornithomimidae

Late Cretaceous

(68–66 Ma)

Length: 3.8 m (12.5 ft)

Height: 1.4 m (4.6 ft) at hip

170 kg

(370 lbs)

Othniel Charles Marsh, 1890 USA (Colorado, Denver Formation) Geronimo Stilton: "Holy cheese, it can sprint up to 43 miles per hour! That is fast enough to deliver the morning edition across New Mouse City in seconds!"
Struthiomimus altus "Ostrich mimic, tall" Order: Saurischia

Suborder: Theropoda Family: Ornithomimidae

Late Cretaceous

(75–70 Ma)

Length: 4.3 m (14 ft)

Height: 1.4 m (4.6 ft) at hip

150 kg

(330 lbs)

Lawrence Lambe, 1902 Canada (Dinosaur Park) Winnie the Pooh: "A very tall ostrich friend with no teeth at all. He looks like he would be quite good at reaching sweet berries from the tops of prickly bushes."

Family Deinocheiridae

Chart Tables Name Meaning Scientific Classification Age / Time Height / Length Weight Author Where Found Cartoon All-Star's Comments
Deinocheirus mirificus "Terrible hand, unusual/peculiar" Order: Saurischia

Suborder: Theropoda Family: Deinocheiridae

Late Cretaceous

(70 Ma)

Length: 14 m (46 ft)

Height: 5.4 m (17.2 ft) at hip

6,400 kg

(7 tons)

Halszka Osmólska & Roniewicz, 1970 Mongolia (Nemegt Formation) Gordon "ALF" Shumway: "An 8-foot pair of arms on a giant, hump-backed duck-ostrich monster? And I thought the wildlife on Melmac was weird. This guy is spectacular."

Family Oviraptoridae

Chart Tables Name Meaning Scientific Classification Age / Time Height / Length Weight Author Where Found Cartoon All-Star's Comments
Avimimus nemegtensis "Bird mimic from Nemegt" Order: Saurischia

Suborder: Theropoda Family: Avimimidae

Late Cretaceous

(70 Ma)

Length: 1.5 m (5 ft)

Height: 70 cm (2.3 ft) at hip

15 kg

(33 lbs)

Sergei Kurzanov, 1981 / Watabe et al., 2009 Mongolia (Nemegt Formation) Baby Gonzo: "It's got a short parrot beak, fused leg bones, and feathers! It’s like a chicken that decided to go to stunt-car racing school!"
Oviraptor philoceratops "Egg thief, lover of ceratopsian faces" Order: Saurischia

Suborder: Theropoda Family: Oviraptoridae

Late Cretaceous

(75 Ma)

Length: 1.6 m (5.2 ft)

Height: 80 cm (2.6 ft) at hip

33–40 kg

(73–88 lbs)

Henry Fairfield Osborn, 1924 Mongolia (Djadochta Formation) Sebastian: "De poor ting was misnamed! He wasn't stealing eggs at all, he was a devoted parent protecting his own nest! Justice for de prehistoric bird!"
Protarchaeopteryx robusta "Before ancient wing, robust" Order: Saurischia

Suborder: Theropoda Family: Incisivosauridae

Early Cretaceous

(124 Ma)

Length: 1 m (3.3 ft)

Height: 45 cm (1.5 ft) at hip

2–4 kg

(4.4–8.8 lbs)

Ji Qiang & Ji Shu'an, 1997 China (Yixian Formation) Slimer: "Ooooh! It has flat, buck teeth at the front of its mouth like a little furry beaver dinosaur! More teeth for crunching leaves and snacks!"

Family Therizinosauridae

Chart Tables Name Meaning Scientific Classification Age / Time Height / Length Weight Author Where Found Cartoon All-Star's Comments
Therizinosaurus cheloniformis "Scythe lizard, turtle-formed" Order: Saurischia

Suborder: Theropoda Family: Therizinosauridae

Late Cretaceous

(70 Ma)

Length: 9–10 m (30–33 ft)

Height: 4–5 m (13–16 ft) total

3,000–5,000 kg

(3.3–5.5 tons)

Evgeny Maleev, 1954 Mongolia (Nemegt Formation) Olaf: "Look at those three-foot-long finger claws! They look scary, but they are just for pulling down yummy tree leaves. Imagine how great he is at scratching hard-to-reach backs!"

Suborder Theropoda: Infraorder Deinonychosauria Data Charts

Family Saurornithoididae (Troodontidae)

Chart Tables Name Meaning Scientific Classification Age / Time Height / Length Weight Author Where Found Cartoon All-Star's Comments
Saurornithoides mongoliensis "Lizard-bird form from Mongolia" Order: Saurischia

Suborder: Theropoda Family: Troodontidae

Late Cretaceous

(75 Ma)

Length: 2–3 m (6.5–10 ft)

Height: 1 m (3.3 ft) at hip

35–45 kg

(77–99 lbs)

Henry Fairfield Osborn, 1924 Mongolia (Djadochta Formation) Brainy Smurf: "A remarkably intelligent creature with vast cranial capacity and exceptional binocular vision. Clearly, it is the intellectual elite of the Late Cretaceous!"
Stenonychosaurus inequalis "Narrow-clawed lizard, unequal" Order: Saurischia

Suborder: Theropoda Family: Troodontidae

Late Cretaceous

(76 Ma)

Length: 2.5 m (8.2 ft)

Height: 1 m (3.3 ft) at hip

35–50 kg

(77–110 lbs)

Charles M. Sternberg, 1932 Canada (Dinosaur Park Formation) Alvin Seville: "With those giant night-vision eyes and lightning-fast feet, this guy could totally sneak past Dave after curfew without waking up the house!"
Troodon formosus "Wounding tooth, beautiful" Order: Saurischia

Suborder: Theropoda Family: Troodontidae

Late Cretaceous

(77–74 Ma)

Length: 2.4 m (8 ft)

Height: 90 cm (3 ft) at hip

50 kg

(110 lbs)

Joseph Leidy,

1856

USA (Montana, Judith River) Danny Phantom: "This dinosaur is famously known for its razor-sharp teeth. Facing a whole pack of these brainiacs would definitely be a major spectral challenge."

Family Dromaeosauridae

Chart Tables Name Meaning Scientific Classification Age / Time Height / Length Weight Author Where Found Cartoon All-Star's Comments
Bambiraptor feinbergi "Bambi thief" (honoring the Feinberg family) Order: Saurischia

Suborder: Theropoda Family: Dromaeosauridae

Late Cretaceous

(72 Ma)

Length: 90 cm (3 ft)

Height: 30 cm (1 ft) at hip

2 kg

(4.4 lbs)

David Burnham et al., 2000 USA (Montana, Two Medicine) Bluey & Bingo: "Oh my goodness, it’s named after a little deer! It looks like a tiny, fluffy puppy bird, but with lots and lots of pointy little nippers!"
Dakotaraptor steini "Dakota thief" (honoring Walter W. Stein) Order: Saurischia

Suborder: Theropoda Family: Dromaeosauridae

Late Cretaceous

(66 Ma)

Length: 5.5 m (18 ft)

Height: 1.8 m (6 ft) at hip

300–350 kg

(660–770 lbs)

Robert DePalma et al., 2015 USA (South Dakota, Hell Creek) Michelangelo (TMNT): "Whoa! A giant raptor as big as a horse with a 9-inch sickle claw?! That is a totally epic, gnarly ninja weapon right on its toe, dudes!"
Deinonychus antirrhopus "Terrible claw, counter-balancing" Order: Saurischia

Suborder: Theropoda Family: Dromaeosauridae

Early Cretaceous

(115–108 Ma)

Length: 3.4 m (11 ft)

Height: 1 m (3.3 ft) at hip

73–100 kg

(160–220 lbs)

John Ostrom,

1969

USA (Montana, Wyoming) Jenny Wakeman (XJ-9): "Analyzing its rigid, rod-like tail structure... it acts as a mechanical counterweight, allowing for high-velocity agility and precise combat targeting."
Dromaeosaurus albertensis "Running lizard from Alberta" Order: Saurischia

Suborder: Theropoda Family: Dromaeosauridae

Late Cretaceous

(76–75 Ma)

Length: 2 m (6.5 ft)

Height: 60 cm (2 ft) at hip

15 kg

(33 lbs)

Lawrence Lambe, 1914 Canada (Alberta) Garfield: "A small raptor with a heavy, thick skull and a bite like a wolf? Sounds like Odie whenever a delivery person shows up with fresh food."
Saurornitholestes sullivani "Lizard-bird thief" (honoring Robert Sullivan) Order: Saurischia

Suborder: Theropoda Family: Dromaeosauridae

Late Cretaceous

(73 Ma)

Length: 1.8 m (6 ft)

Height: 60 cm (2 ft) at hip

10 kg

(22 lbs)

Steven Jasinski,

2015

USA (New Mexico, Kirtland) Geronimo Stilton: "Holy cheese! Evidence suggests it had an extraordinarily keen sense of smell! It could probably sniff out a story—or a trap—miles away!"
Velociraptor osmolskae "Swift thief" (honoring Halszka Osmólska) Order: Saurischia

Suborder: Theropoda Family: Dromaeosauridae

Late Cretaceous

(75–71 Ma)

Length: 2 m (6.5 ft)

Height: 50 cm (1.6 ft) at hip

15 kg

(33 lbs)

Pascal Godefroit et al., 2008 China (Inner Mongolia) Bugs Bunny: "Eeeh, a fast-talking, quick-stepping little rascal from the desert dunes. Reminds me a bit of myself, doc, except for all those feathers!"

Family Archaeopterygidae

Chart Tables Name Meaning Scientific Classification Age / Time Height / Length Weight Author Where Found Cartoon All-Star's Comments
Archaeopteryx albersdoerferi "Ancient wing" (honoring Raimund Albersdörfer) Order: Saurischia

Clade: Avialae Family: Archaeopterygidae

Late Jurassic

(150 Ma)

Length: 50 cm (20 in)

Height: 25 cm (10 in) at hip

500g

(1.1 lbs)

Martin Kundrát et al., 2018 Germany (Solnhofen) Olaf: "The beautiful little bridge between dinosaurs and birds! He has tiny teeth, a long tail, and feathers perfect for flying through warm summer breezes!"

Suborder Sauropodomorpha: Infraorder Prosauropoda Data Charts

Family Herrerasauridae (Basal Saurischians)

Chart Tables Name Meaning Scientific Classification Age / Time Height / Length Weight Author Where Found Cartoon All-Star's Comments
Herrerasaurus ischigualastensis "Herrera's lizard from Ischigualasto" Order: Saurischia

Clade: Herrerasauridae

Late Triassic

(231–228 Ma)

Length: 3–6 m (10–20 ft)

Height: 1.2 m (4 ft) at hip

200–350 kg

(440–770 lbs)

Osvaldo Reig,

1963

Argentina (Ischigualasto) Michelangelo (TMNT): "A primitive Triassic heavy-hitter with an ultra-flexible sliding jaw? That is totally epic for snapping up prehistoric pizza toppings, dudes!"
Smurfette smurfensis "Smurfette from Smurf Village" Order: Saurischia

Clade: Herrerasauridae Family: Smurfidae

Late Triassic

(Fictional Insertion)

Length: 20 cm (8 in)

Height: 15 cm (6 in)

100g

(3.5 oz)

Sony Pictures Animation, 2017 Smurf Village / Forbidden Forest Papa Smurf: "Great Smurf! This seems to be a highly unusual, beautifully blue biological anomaly mistakenly sorted into the ancient fossil record of Argentina!"
Staurikosaurus pricei "Southern Cross lizard" (honoring Llewellyn Ivor Price) Order: Saurischia

Clade: Herrerasauridae

Late Triassic

(233–231 Ma)

Length: 2–2.2 m (6.5–7.2 ft)

Height: 80 cm (2.6 ft) at hip

30 kg

(66 lbs)

Edwin Harris Colbert, 1970 Brazil (Santa Maria Formation) Alvin Seville: "This little runner is pure Triassic lightning! Put some racing stripes on him, and we've got the ultimate mascot for our next music video!"

Family Anchisauridae

Chart Tables Name Meaning Scientific Classification Age / Time Height / Length Weight Author Where Found Cartoon All-Star's Comments
Anchisaurus polyzelus "Close lizard, much sought-for" Order: Saurischia

Suborder: Sauropodomorpha Family: Anchisauridae

Early Jurassic

(195–190 Ma)

Length: 2 m (6.6 ft)

Height: 60 cm (2 ft) at hip

27 kg

(60 lbs)

Othniel Charles Marsh, 1885 USA (Connecticut Valley) Brainy Smurf: "A perfect transitional specimen! It proves that even the mightiest giant sauropods began their evolutionary lineage as humble, slender quadrupeds."
Efraasia minor "Efraat's lizard" (honoring Eberhard Fraas) Order: Saurischia

Suborder: Sauropodomorpha Family: Anchisauridae

Late Triassic

(210 Ma)

Length: 6 m (20 ft)

Height: 1.5 m (5 ft) at hip

300 kg

(660 lbs)

Friedrich von Huene, 1908 Germany (Stubensandstein) Danny Phantom: "It can walk on two legs to sprint or drop down on all fours to graze. Talk about a versatile combat stance for dodging ghost attacks!"
Eoraptor lunensis "Dawn thief from the Valley of the Moon" Order: Saurischia

Suborder: Sauropodomorpha Family: Basal Sauropodomorph

Late Triassic

(231–228 Ma)

Length: 1 m (3.3 ft)

Height: 30 cm (1 ft) at hip

10 kg

(22 lbs)

Paul Sereno et al., 1993 Argentina (Ischigualasto) Garfield: "A dawn thief? Finally, a dinosaur that understands the concept of an early morning raid on the kitchen. Wake me up when the food is stolen."
Thecodontosaurus antiquus "Socket-toothed lizard, ancient" Order: Saurischia

Suborder: Sauropodomorpha Family: Thecodontosauridae

Late Triassic

(205 Ma)

Length: 1.2–2 m (4–6.5 ft)

Height: 50 cm (1.6 ft) at hip

11 kg

(24 lbs)

Morris, Riley & Stutchbury, 1836 United Kingdom (Bristol) Bugs Bunny: "Eeeh, a small-town British classic found right in a quarry, doc. Looks like this little leaf-muncher was the original vegetarian of the Triassic!"

Family Plateosauridae

Chart Tables Name Meaning Scientific Classification Age / Time Height / Length Weight Author Where Found Cartoon All-Star's Comments
Massospondylus kaalae "Elongated vertebra" (from Sotho 'kaala' for a historic chief) Order: Saurischia

Suborder: Sauropodomorpha Family: Massospondylidae

Early Jurassic

(200–183 Ma)

Length: 4–6 m (13–20 ft)

Height: 1.8 m (6 ft) at hip

1,000 kg

(1.1 tons)

Sir Richard Owen, 1854 / Barrett, 2009 South Africa, Lesotho, Zimbabwe Jenny Wakeman (XJ-9): "Scanning dental morphology... its leaf-shaped teeth indicate an exclusively herbivorous diet with highly efficient plant-shearing mechanics."
Mussaurus patagonicus "Mouse lizard from Patagonia" Order: Saurischia

Suborder: Sauropodomorpha Family: Mussauridae

Late Triassic

(215 Ma)

Length: 3–6 m (10–20 ft)

Hatchling: 20 cm (8 in)

1,000 kg (Adult)

100g (Hatchling)

José Bonaparte & Vince, 1979 Argentina (El Tranquilo) Geronimo Stilton: "Holy cheese! A dinosaur named 'Mouse Lizard' because its fossils were first found as tiny, pocket-sized babies! My heart is completely melted!"
Plateosaurus gracilis "Broad lizard, slender" Order: Saurischia

Suborder: Sauropodomorpha Family: Plateosauridae

Late Triassic

(210–204 Ma)

Length: 4.5–5 m (15–16 ft)

Height: 1.5 m (5 ft) at hip

600 kg

(1,320 lbs)

Hermann von Meyer, 1837 / Yates, 2003 Germany (Trossingen Formation) Winnie the Pooh: "A big, gentle friend with a long neck. He looks like he would be wonderful at helping a small bear reach the highest beehives in the woods."

Family Melanorosauridae

Chart Tables Name Meaning Scientific Classification Age / Time Height / Length Weight Author Where Found Cartoon All-Star's Comments
Riojasaurus incertus "La Rioja lizard, uncertain" Order: Saurischia

Suborder: Sauropodomorpha Family: Melanorosauridae

Late Triassic

(221–210 Ma)

Length: 10 m (33 ft)

Height: 3 m (10 ft) at hip

3,000 kg

(3.3 tons)

José Bonaparte,

1969

Argentina (Los Colorados) Optimus Prime: "A massive, heavily-armored chassis built entirely for low-slung, quadrupedal transport. It represents the dawn of true organic titans."

Suborder Sauropodomorpha: Infraorder Sauropoda Data Charts

Family Cetiosauridae

Chart Tables Name Meaning Scientific Classification Age / Time Height / Length Weight Author Where Found Cartoon All-Star's Comments
Barapasaurus tagorei "Big-legged lizard" (honoring Rabindranath Tagore) Order: Saurischia

Infraorder: Sauropoda Family: Cetiosauridae

Early Jurassic

(196–183 Ma)

Length: 14 m (46 ft)

Height: 4 m (13 ft) at hip

7,000 kg

(7.7 tons)

Jain, Kutty, Roy-Chowdhury & Chatterjee, 1975 India (Kota Formation) Optimus Prime: "One of the earliest true titans of the organic world. Its column-like limbs provide a structural foundation designed for immense stability."
Cetiosaurus oxoniensis "Whale lizard from Oxford" Order: Saurischia

Infraorder: Sauropoda Family: Cetiosauridae

Middle Jurassic

(167–170 Ma)

Length: 16 m (52 ft)

Height: 4.3 m (14 ft) at hip

11,000 kg

(12.1 tons)

Sir Richard Owen, 1841 / Phillips, 1871 United Kingdom (Oxfordshire) Bugs Bunny: "Eeeh, a whale lizard, doc? Good thing it doesn't live in the ocean, or we'd need a much bigger fishing rod and a whole lot of bait!"
Nigersaurus taqueti "Niger lizard" (honoring Philippe Taquet) Order: Saurischia

Infraorder: Sauropoda Family: Rebbachisauridae

Early Cretaceous

(119–99 Ma)

Length: 9 m (30 ft)

Height: 2 m (6.5 ft) at hip

2,000–4,000 kg

(2.2–4.4 tons)

Paul Sereno et al., 1999 Niger (Elrhaz Formation) Garfield: "A mouth shaped exactly like a vacuum cleaner and over 500 replaceable teeth? Finally, a creature built for high-speed, structural consumption. Teach me your ways."

Family Brachiosauridae

Chart Tables Name Meaning Scientific Classification Age / Time Height / Length Weight Author Where Found Cartoon All-Star's Comments
Brachiosaurus altithorax "Arm lizard, deep chest" Order: Saurischia

Infraorder: Sauropoda Family: Brachiosauridae

Late Jurassic

(154–153 Ma)

Length: 22 m (72 ft)

Height: 12–13 m (40 ft) total

35,000–56,000 kg

(38.5–61.7 tons)

Elmer S. Riggs,

1903

USA/India (Colorado, Morrison/Kota) Olaf: "His front legs are longer than his back legs, which means he is permanently built for climbing higher up into the beautiful summer sky!"
Sauroposeidon proteles "Lizard earthquake god, perfect/extended" Order: Saurischia

Infraorder: Sauropoda Family: Somphospondyli

Early Cretaceous

(112 Ma)

Length: 28–34 m (92–111 ft)

Height: 17–18 m (56 ft) total

40,000–60,000 kg

(44–66 tons)

Mathew Wedel et al., 2000 USA (Oklahoma, Texas) Alvin Seville: "Seventeen meters tall?! Put the stadium speakers on his back and we can broadcast the Chipmunks' world tour to three neighboring states at once!"

Family Camarasauridae

Chart Tables Name Meaning Scientific Classification Age / Time Height / Length Weight Author Where Found Cartoon All-Star's Comments
Camarasaurus supremus "Chambered lizard, highest" Order: Saurischia

Infraorder: Sauropoda Family: Camarasauridae

Late Jurassic

(155–145 Ma)

Length: 15–23 m (50–75 ft)

Height: 9 m (29.5 ft) at total

20,000–47,000 kg

(22–51.8 tons)

Edward Drinker Cope, 1877 USA (Colorado, Morrison) Brainy Smurf: "Its vertebrae contain extensive hollow chambers designed to decrease skeleton mass. A marvelous piece of evolutionary biology that prevents it from collapsing under its own weight!"
Euhelopus zdanskyi "True marsh foot" (honoring Otto Zdansky) Order: Saurischia

Infraorder: Sauropoda Family: Euhelopodidae

Early Cretaceous

(129–113 Ma)

Length: 11–15 m (36–49 ft)

Height: 3.5 m (11.5 ft) at hip

3,500–5,000 kg

(3.8–5.5 tons)

Carl Wiman, 1929 China (Shandong) Tee Zeng (Kung Fu Wa!): "With a long, majestic neck and a proud stance, this marsh-walker looks like an ancient kung-fu master guarding a secret lake temple!"
Opisthocoelicaudia skarzynskii "Posterior cavity tail" (honoring Wojciech Skarżyński) Order: Saurischia

Infraorder: Sauropoda Family: Saltasauridae

Late Cretaceous

(70 Ma)

Length: 11–13 m (36–43 ft)

Height: 3 m (10 ft) at hip

8,400–10,000 kg

(9.2–11 tons)

Maria Magdalena Borsuk-Białynicka, 1977 Mongolia (Nemegt Formation) Baby Gonzo: "Its tail bones fit together in reverse, which means it could probably lean back and balance on its hind legs like a giant tripod! Perfect for a high-wire circus act!"

Family Diplodocidae

Chart Tables Name Meaning Scientific Classification Age / Time Height / Length Weight Author Where Found Cartoon All-Star's Comments
Apatosaurus ajax "Deceptive lizard" (named after the Greek hero Ajax) Order: Saurischia

Infraorder: Sauropoda Family: Diplodocidae

Late Jurassic

(152–151 Ma)

Length: 21–23 m (69–75 ft)

Height: 6.5 m (22 ft) at hip

16,000–22,400 kg

(17.6–24.7 tons)

Othniel Charles Marsh, 1877 USA (Colorado, Wyoming) Danny Phantom: "Famously mistaken for Brontosaurus for decades. This giant has a serious secret identity crisis going on—totally relatable."
Dicraeosaurus sattleri "Bifurcated lizard" (honoring Hans Sattler) Order: Saurischia

Infraorder: Sauropoda Family: Dicraeosauridae

Late Jurassic

(154–150 Ma)

Length: 12 m (39 ft)

Height: 3 m (10 ft) at hip

4,000–5,000 kg

(4.4–5.5 tons)

Werner Janensch, 1914 Tanzania (Tendaguru) Michelangelo (TMNT): "Check out those crazy double-spiked ridges on its neck! It’s like a built-in surfboard rack for a truly tubular Jurassic adventure, dudes!"
Diplodocus hallorum "Double beam" (honoring the Hall family) Order: Saurischia

Infraorder: Sauropoda Family: Diplodocidae

Late Jurassic

(154–152 Ma)

Length: 29–33 m (95–108 ft)

Height: 5 m (16.4 ft) at hip

11,300–14,800 kg

(12.4–16.3 tons)

David Gillette, 1991 / Lucas et al., 2006 USA (New Mexico) Winnie the Pooh: "A very long, stretchy friend with a tail like a piece of string. I wonder if he ever gets into a knot when he turns around to look for lunch."
Mamenchisaurus sinocanadorum "Mamenchi ferry lizard from China & Canada" Order: Saurischia

Infraorder: Sauropoda Family: Mamenchisauridae

Late Jurassic

(160–157 Ma)

Length: 26–35 m (85–115 ft)

Height: 17 m (55.7 ft) at total

25,000–60,000 kg

(27.5–66 tons)

Russell & Zheng, 1993 China (Shishugou Formation) Jenny Wakeman (XJ-9): "Structural scan complete. Its neck measures an astronomical 15 meters in length, accounting for half of its entire biological frame. Truly a mechanical anomaly."
Supersaurus vivianae "Super lizard" (honoring Vivian Jones) Order: Saurischia

Infraorder: Sauropoda Family: Diplodocidae

Late Jurassic

(153 Ma)

Length: 39–42 m (128–138 ft)

Height: 20 m (66 ft) at total

32,000–40,000 kg

(35.2–44 tons)

James A. Jensen,

1985

USA (Colorado, Wyoming) Geronimo Stilton: "Holy cheese! At nearly 42 meters long, this gentle giant is practically an entire city block on legs! Imagine the size of the newspaper it would take to interview him!"

Family Titanosauridae

Chart Tables Name Meaning Scientific Classification Age / Time Height / Length Weight Author Where Found Cartoon All-Star's Comments
Alamosaurus sanjuanensis "Ojo Alamo lizard from San Juan" Order: Saurischia

Infraorder: Sauropoda Family: Saltasauridae

Late Cretaceous

(67–66 Ma)

Length: 26–30 m (85–100 ft)

Height: 11.5 m (38.5 ft) at total

30,000–50,000 kg

(33–55 tons)

Charles W. Gilmore, 1922 USA (New Mexico, Texas, Utah) Bluey & Bingo: "Wow! This big guy got to live right at the very end of the dinosaur days! He probably played the biggest games of hide-and-seek ever!"
Dreadnoughtus schrani "Fears nothing" (honoring Adam Schran) Order: Saurischia

Infraorder: Sauropoda Family: Lithostrotia

Late Cretaceous

(77 Ma)

Length: 26 m (85 ft)

Height: 15 m (49.2 ft) total

48,000–59,300 kg

(53–65.3 tons)

Kenneth Lacovara,

2014

Argentina (Patagonia) Gordon "ALF" Shumway: "Named 'Fears Nothing' because it was so massive it had zero predators. I can relate. That's exactly how I feel when I'm standing next to a giant pile of snacks."
Saltasaurus loricatus "Lizard from Salta, armored" Order: Saurischia

Infraorder: Sauropoda Family: Saltasauridae

Late Cretaceous

(70 Ma)

Length: 8.5 m (28 ft)

Height: 2 m (6.5 ft) at hip

2,500 kg

(2.7 tons)

José Bonaparte & Jaime Powell, 1980 Argentina (Lecho Formation) Slimer: "Oooooh! A bumpy sauropod! It has armor plates and tiny bone buttons all over its back! Feels like a rocky, gooey crocodile-elephant! Neat!"

Suborder Cerapoda: Infraorder Ornithopoda Data Charts

Family Fabrosauridae (Basal Ornithischians)

Chart Tables Name Meaning Scientific Classification Age / Time Height / Length Weight Author Where Found Cartoon All-Star's Comments
Lesothosaurus diagnosticus "Lizard from Lesotho, diagnostic" Order: Ornithischia

Clade: Neornithischia

Early Jurassic

(200–190 Ma)

Length: 2 m (6.5 ft)

Height: 40 cm (16 in) at hip

6–8 kg

(13–18 lbs)

Peter Galton,

1978

Lesotho, South Africa Bugs Bunny: "Eeeh, a fast little herbivore from the African hills. No fancy armor or weapons, just pure foot speed. My kind of doc!"
Scutellosaurus lawleri "Little-shielded lizard" (honoring David Lawler) Order: Ornithischia

Clade: Thyreophora

Early Jurassic

(196 Ma)

Length: 1.2 m (4 ft)

Height: 30 cm (1 ft) at hip

3 kg

(6.6 lbs)

Edwin Harris Colbert, 1981 USA (Arizona, Kayenta Formation) Alvin Seville: "He’s got hundreds of tiny bony studs on his back like a punk rock jacket! Small but totally tough!"

Family Heterodontosauridae

Chart Tables Name Meaning Scientific Classification Age / Time Height / Length Weight Author Where Found Cartoon All-Star's Comments
Echinodon becklesii "Prickly tooth" (honoring Samuel Beckles) Order: Ornithischia

Family: Heterodontosauridae

Early Cretaceous

(140 Ma)

Length: 60 cm (24 in)

Height: 15 cm (6 in) at hip

500g

(1.1 lbs)

Sir Richard Owen, 1861 United Kingdom (Dorset) Brainy Smurf: "Remarkable! Even though it is a plant-eater, it retains sharp canine-like fangs. A highly sophisticated dental anomaly!"
Heterodontosaurus tucki "Different-toothed lizard" (honoring G.C. Tuck) Order: Ornithischia

Family: Heterodontosauridae

Early Jurassic

(200–190 Ma)

Length: 1.1–1.7 m (3.6–5.6 ft)

Height: 50 cm (1.6 ft) at hip

2–10 kg

(4.4–22 lbs)

Alan Charig & Crompton, 1962 South Africa Danny Phantom: "Fangs in the front, grinding teeth in the back. This guy looks like he can't decide if he's a vampire or a vegetarian."
Pisanosaurus mertii "Pisano's lizard" (honoring Carlos Pisano) Order: Ornithischia

Family: Pisanosauridae (debated)

Late Triassic

(228 Ma)

Length: 1 m (3.3 ft)

Height: 30 cm (1 ft) at hip

2–9 kg

(4.4–20 lbs)

Rodolfo Casamiquela, 1967 Argentina (Ischigualasto) Garfield: "One of the absolute earliest plant-eating dinosaurs. I respect anyone who sets a historical trend, even if it isn't lasagna."

Family Hypsilophodontidae

Chart Tables Name Meaning Scientific Classification Age / Time Height / Length Weight Author Where Found Cartoon All-Star's Comments
Callovosaurus leedsi "Callovian lizard" (honoring Alfred Leeds) Order: Ornithischia

Clade: Dryomorpha

Middle Jurassic

(165 Ma)

Length: 2.5 m (8.2 ft)

Height: 75 cm (2.5 ft) at hip

120 kg

(260 lbs)

Richard Lydekker, 1889 United Kingdom (Oxford Clay) Geronimo Stilton: "The oldest known iguanodontian relative! An ancient British explorer of the plant world. How literary!"
Dryosaurus elderae "Oak lizard" (honoring Carolyn Elder) Order: Ornithischia

Family: Dryosauridae

Late Jurassic

(155–150 Ma)

Length: 2.4–4.3 m (8–14 ft)

Height: 1.5 m (5 ft) total

77–90 kg

(170–200 lbs)

O.C. Marsh, 1894 / Carpenter, 2018 USA (Utah, Wyoming) Winnie the Pooh: "He has a very smooth beak like a bird and loves to run through the forest trees. I hope he knows where the nice clover grows."
Hypsilophodon foxii "High-crested tooth" (honoring William Fox) Order: Ornithischia

Family: Hypsilophodontidae

Early Cretaceous

(130–125 Ma)

Length: 1.8 m (6 ft)

Height: 60 cm (2 ft) at hip

20 kg

(44 lbs)

Thomas Henry Huxley, 1869 United Kingdom (Isle of Wight) Jenny Wakeman (XJ-9): "Locomotion sensors confirm extreme agility. Early theories suggested it climbed trees, but data proves it was an elite ground sprinter."
Nanosaurus agilis "Small lizard, agile" Order: Ornithischia

Clade: Neornithischia

Late Jurassic

(155–148 Ma)

Length: 2 m (6.5 ft)

Height: 50 cm (1.6 ft) at hip

10 kg

(22 lbs)

Othniel Charles Marsh, 1877 USA (Morrison Formation) Bluey & Bingo: "It's a tiny little pocket dinosaur! It looks like it would be really good at playing tag in the backyard!"
Parksosaurus warreni "Parks' lizard" (honoring William Parks & Freeman Warren) Order: Ornithischia

Family: Thescelosauridae

Late Cretaceous

(70 Ma)

Length: 2.5 m (8.2 ft)

Height: 1 m (3.3 ft) at hip

45–60 kg

(100–132 lbs)

William Parks, 1926 / Sternberg, 1937 Canada (Alberta) Michelangelo (TMNT): "A sleek little Canadian speedster dodging giant tyrannosaurs at the end of the age. Radical survival skills, dude!"
Thescelosaurus garbanii "Wonderful lizard" (honoring Harley Garbani) Order: Ornithischia

Family: Thescelosauridae

Late Cretaceous

(66 Ma)

Length: 4–4.5 m (13–15 ft)

Height: 1.2 m (4 ft) at hip

200–300 kg

(440–660 lbs)

Charles M. Sternberg, 1913 / Morris, 1976 USA (Montana, Hell Creek) Gordon "ALF" Shumway: "Heavy, thick-legged, and lived right up until the asteroid hit. Sounds like my kind of couch potato roommate."

Family Iguanodontidae

Chart Tables Name Meaning Scientific Classification Age / Time Height / Length Weight Author Where Found Cartoon All-Star's Comments
Camptosaurus dispar "Flexible lizard, different" Order: Ornithischia

Clade: Ankylopollexia

Late Jurassic

(156–146 Ma)

Length: 6 m (20 ft)

Height: 2 m (6.5 ft) at hip

800–1,000 kg

(1.7–2.2 tons)

Othniel Charles Marsh, 1879 USA, United Kingdom Optimus Prime: "A highly adaptable quadrupedal framework that can shift to a bipedal configuration when necessity dictates tactical speed."
Iguanodon bernissartensis "Iguana tooth from Bernissart" Order: Ornithischia

Clade: Hadrosauriformes

Early Cretaceous

(126–122 Ma)

Length: 10–13 m (33–43 ft)

Height: 4.2 m (14 ft) at hip

4,000–5,000 kg

(4.4–5.5 tons)

Gideon Mantell, 1825 / Boulenger, 1881 Belgium, Germany, UK Dexter: "The classic standard of early paleontology! Those conical thumb spikes are brilliant built-in close-quarters defense mechanisms!"
Mantellisaurus atherfieldensis "Mantell's lizard from Atherfield" Order: Ornithischia

Clade: Hadrosauriformes

Early Cretaceous

(125 Ma)

Length: 7 m (23 ft)

Height: 2 m (6.5 ft) at hip

750 kg

(1,650 lbs)

Gregory S. Paul,

2007

United Kingdom Bugs Bunny: "Eeeh, a more slender, lightweight cousin of the Iguanodon. Perfect for skipping out of trouble when the big carnivores show up."
Muttaburrasaurus langdoni "Muttaburra lizard" (honoring Doug Langdon) Order: Ornithischia

Clade: Rhabdodontomorpha

Early Cretaceous

(105–100 Ma)

Length: 8 m (26 ft)

Height: 2.5 m (8.2 ft) at hip

2,800 kg

(3.1 tons)

Bartholomew & Ralph Molnar, 1981 Australia (Queensland) Olaf: "He has a giant hollow nose that looks like a balloon! I bet he could use it to make loud trumpet noises to greet his friends!"
Ouranosaurus nigeriensis "Brave/Courageous lizard from Niger" Order: Ornithischia

Clade: Hadrosauriformes

Early Cretaceous

(125–112 Ma)

Length: 7–8.3 m (23–27 ft)

Height: 2.5 m (8.2 ft) at sail

2,200 kg

(2.4 tons)

Philippe Taquet,

1976

Niger (Elrhaz Formation) Baby Gonzo: "A duck-billed dinosaur with a massive camel hump sail on its back?! Now that is a spectacular look for an outdoor stunt show!"
Probactrosaurus gobiensis "Before Bactrosaurus from the Gobi" Order: Ornithischia

Superfamily: Hadrosauroidea

Early Cretaceous

(96–92 Ma)

Length: 5.5 m (18 ft)

Height: 1.7 m (5.6 ft) at hip

1,000 kg

(1.1 tons)

Anatoly Rozhdestvensky, 1966 China (Gobi Desert) Tee Zeng (Kung Fu Wa!): "An important ancestor in the duck-bill lineage. Small and determined—just like a master learning a new style!"
Tenontosaurus dossi "Tendon lizard" (honoring James Doss) Order: Ornithischia

Clade: Iguanodontia

Early Cretaceous

(115 Ma)

Length: 6.5–8 m (21–26 ft)

Height: 2 m (6.5 ft) at hip

1,000–2,000 kg

(1.1–2.2 tons)

John Ostrom, 1970 / Winkler, 1997 USA (Texas) Slimer: "Oooooh! Super long tail packed with bony rods! It's like a big, heavy lizard whip! Don't knock over my food bowl with that!"

Family Hadrosauridae (Duck-billed Dinosaurs)

Chart Tables Name Meaning Scientific Classification Age / Time Height / Length Weight Author Where Found Cartoon All-Star's Comments
Bactrosaurus johnsoni "Club lizard" (honoring Albert Johnson) Order: Ornithischia

Family: Hadrosauridae

Late Cretaceous

(96–70 Ma)

Length: 6 m (20 ft)

Height: 2 m (6.5 ft) at hip

1,100–1,500 kg

(1.2–1.6 tons)

Charles W. Gilmore, 1933 China, Mongolia Brainy Smurf: "A fundamental basal lambeosaurine. It lacks a flamboyant head crest, illustrating a primitive stage of duck-billed history."
Brachylophosaurus canadensis "Short-crested lizard" Order: Ornithischia

Family: Hadrosauridae

Late Cretaceous

(78 Ma)

Length: 9 m (30 ft)

Height: 2.5 m (8.2 ft) at hip

3,000–4,000 kg

(3.3–4.4 tons)

Charles M. Sternberg, 1953 Canada, USA Alvin Seville: "He has a flat, paddle-like bone crest on his head like a built-in backward baseball cap. Super casual style!"
Corythosaurus casuarius "Helmet lizard, cassowary-like" Order: Ornithischia

Family: Hadrosauridae

Late Cretaceous

(77–75 Ma)

Length: 9 m (30 ft)

Height: 2.8 m (9.2 ft) at hip

3,000–4,000 kg

(3.3–4.4 tons)

Barnum Brown,

1914

Canada/USA (Alberta/Wyoming) Daffy Duck: "A crest shaped exactly like a Corinthian helmet? Talk about a theatrical performance! You're overdressing for a swamp!"
Edmontosaurus regalis "Edmonton lizard, regal" Order: Ornithischia

Family: Hadrosauridae

Late Cretaceous

(73 Ma)

Length: 12–13 m (39–43 ft)

Height: 3.5 m (11.5 ft) at hip

4,000–7,000 kg

(4.4–7.7 tons)

Lawrence Lambe, 1917 Canada/USA (Alberta/Wyoming) Optimus Prime: "A massive, uncrested titan of the late Cretaceous plains. Its sheer population density indicates an incredibly robust species."
Hadrosaurus foulkii "Bulky lizard" (honoring William Parker Foulke) Order: Ornithischia

Family: Hadrosauridae

Late Cretaceous

(80–75 Ma)

Length: 7–8 m (23–26 ft)

Height: 2.5 m (8.2 ft) at hip

2,000–4,000 kg

(2.2–4.4 tons)

Joseph Leidy,

1858

USA (New Jersey) Dexter: "The very first dinosaur skeleton ever mounted for public display in history! A monumental achievement for science!"
Hypacrosaurus stebingeri "Near the highest lizard" (honoring Eugene Stebinger) Order: Ornithischia

Family: Hadrosauridae

Late Cretaceous

(75 Ma)

Length: 9 m (30 ft)

Height: 2.8 m (9.2 ft) at hip

3,400 kg

(3.7 tons)

Barnum Brown, 1913 / Horner, 1994 USA (Montana) Winnie the Pooh: "This mommy dinosaur was found with lots of round fossil nests. She must have been very good at keeping her babies cozy."
Kritosaurus navajovius "Separated lizard from the Navajo country" Order: Ornithischia

Family: Hadrosauridae

Late Cretaceous

(73 Ma)

Length: 9 m (30 ft)

Height: 2.6 m (8.5 ft) at hip

3,500 kg

(3.8 tons)

Barnum Brown,

1910

USA (New Mexico) Garfield: "He's got a big, bony bump on his nose like a Roman bridge. Perfect for looking down your nose at people who disturb your nap."
Lambeosaurus magnicristatus "Lambe's lizard, large-crested" (honoring Lawrence Lambe) Order: Ornithischia

Family: Hadrosauridae

Late Cretaceous

(75 Ma)

Length: 9.1 m (30 ft)

Height: 3 m (10 ft) at hip

3,500–4,000 kg

(3.8–4.4 tons)

William Parks, 1923 / Sternberg, 1935 Canada (Alberta) Michelangelo (TMNT): "Whoa! That crest looks like a giant, colorful hatchet pointing right out of his forehead! Incredibly gnarly design!"
Maiasaura peeblesorum "Good mother lizard" (honoring the Peebles family) Order: Ornithischia

Family: Hadrosauridae

Late Cretaceous

(76 Ma)

Length: 9 m (30 ft)

Height: 2.5 m (8.2 ft) at hip

4,000 kg

(4.4 tons)

Jack Horner & Robert Makela, 1979 USA (Montana, Two Medicine) Sebastian: "De sweetest name in de whole chart! A beautiful mother who stayed by her nest to protect and feed her little hatchlings!"
Olorotitan arharensis "Gigantic swan from Arhara" Order: Ornithischia

Family: Hadrosauridae

Late Cretaceous

(66 Ma)

Length: 11–12 m (36–39 ft)

Height: 3.5 m (11.5 ft) at hip

4,500 kg

(5 tons)

Pascal Godefroit et al., 2003 Russia (Amur Region) Geronimo Stilton: "An elegant, long-necked Russian giant with a crest shaped like a fan or an axe! A front-page sensation for sure!"
Parasaurolophus walkeri "Near crested lizard" (honoring Sir Byron Edmund Walker) Order: Ornithischia

Family: Hadrosauridae

Late Cretaceous

(76–73 Ma)

Length: 9.5–10 m (31–33 ft)

Height: 2.8 m (9.2 ft) at hip

2,500–3,500 kg

(2.7–3.8 tons)

William Parks, 1922 Canada, USA Danny Phantom: "That six-foot hollow tube on its head acts like a natural trombone amplifier. It can blast low-frequency ghost signals miles away."
Prosaurolophus maximus "Before Saurolophus, greatest" Order: Ornithischia

Family: Hadrosauridae

Late Cretaceous

(75 Ma)

Length: 9 m (30 ft)

Height: 2.6 m (8.5 ft) at hip

3,000 kg

(3.3 tons)

Barnum Brown,

1916

Canada, USA Bluey & Bingo: "He has a little bump right between his eyes! It's like a built-in horn for playing fancy pretend games!"
Saurolophus osborni "Lizard crest" (honoring Henry Fairfield Osborn) Order: Ornithischia

Family: Hadrosauridae

Late Cretaceous

(70–68 Ma)

Length: 9.8 m (32 ft)

Height: 2.8 m (9.2 ft) at hip

3,000 kg

(3.3 tons)

Barnum Brown,

1912

Canada (Horseshoe Canyon) Olaf: "He has a pointy bone spike sticking straight out the back of his head! It's like a beautiful wooden directional arrow!"
Shantungosaurus giganteus "Shandong lizard, gigantic" Order: Ornithischia

Family: Hadrosauridae

Late Cretaceous

(77 Ma)

Length: 15–16.6 m (49–54 ft)

Height: 6 m (19.7 ft) at hip

13,000–16,000 kg

(14.3–17.6 tons)

Hu Chengzhi,

1973

China (Shandong) Jenny Wakeman (XJ-9): "Massive structural parameters detected. This is the largest known non-sauropod dinosaur on record. A biological fortress."
Tsintaosaurus spinorhinus "Qingdao lizard, spine-nosed" Order: Ornithischia

Family: Hadrosauridae

Late Cretaceous

(70 Ma)

Length: 8.3 m (27 ft)

Height: 2.8 m (9.2 ft) at hip

3,000 kg

(3.3 tons)

Yang Zhongjian,

1958

China (Wangshi Group) Slimer: "Oooooh! Unicorn duck dinosaur! It has a big hollow horn pointing straight out of its forehead! So gooey and weird, I love it!"

Suborder Cerapoda: Infraorder Ceratopsia Data Charts [1]

Family Pachycephalosauridae (Bone-Headed Dinosaurs) [2]

Chart Tables Name [3, 4, 5, 6, 7] Meaning Scientific Classification Age / Time Height / Length Weight Author Where Found Cartoon All-Star's Comments
Dracorex hogwartsia "Dragon king of Hogwarts" Order: Ornithischia

Infraorder: Pachycephalosauria

Late Cretaceous

(66 Ma)

Length: 3 m (10 ft)

Height: 1.2 m (4 ft) at hip

60 kg

(130 lbs)

Robert Bakker et al., 2006 USA (Hell Creek Formation) Danny Phantom: "A dinosaur named after a magic school that looks exactly like a spiky dragon? This guy belongs in the ghost zone, hands down."
Homalocephale calathocercos "Even/Flat head, basket tail" Order: Ornithischia

Infraorder: Pachycephalosauria

Late Cretaceous

(80–70 Ma)

Length: 1.8 m (6 ft)

Height: 60 cm (2 ft) at hip

43 kg

(95 lbs)

Halszka Osmólska & Maryańska, 1974 Mongolia (Nemegt Formation) Brainy Smurf: "Unlike its dome-headed cousins, this specimen retains a flat skull roof. It presents an exceptional study in basal cranial structures!"
Pachycephalosaurus wyomingensis "Thick-headed lizard from Wyoming" Order: Ornithischia

Infraorder: Pachycephalosauria

Late Cretaceous

(68–66 Ma)

Length: 4.5 m (15 ft)

Height: 1.5 m (5 ft) at hip

450 kg

(1,000 lbs)

Charles W. Gilmore, 1931 USA (Montana, Wyoming) Michelangelo (TMNT): "Whoa! That is a massive, solid bone helmet right on his noggin! Talk about the ultimate headbutt champion of the world, dudes!"
Prenocephale prenes "Sloping head" Order: Ornithischia

Infraorder: Pachycephalosauria

Late Cretaceous

(70 Ma)

Length: 2.4 m (8 ft)

Height: 90 cm (3 ft) at hip

130 kg

(285 lbs)

Teresa Maryańska & Osmólska, 1974 Mongolia (Nemegt Formation) Alvin Seville: "He’s got a high, round dome covered in tiny bone bumps. He looks like he’s ready to crash through the front door of a rock concert!"
Stegoceras validum "Horned roof, strong" Order: Ornithischia

Infraorder: Pachycephalosauria

Late Cretaceous

(76–74 Ma)

Length: 2 m (6.5 ft)

Height: 75 cm (2.5 ft) at hip

40 kg

(88 lbs)

Lawrence Lambe, 1902 Canada (Alberta) Bugs Bunny: "Eeeh, a small, compact little hard-head from up north. Reminds me of a mountain goat, doc, but with a lot less fluff and a lot more attitude."
Stygimoloch spinifer "Styx demon, bearing spines" Order: Ornithischia

Infraorder: Pachycephalosauria

Late Cretaceous

(66 Ma)

Length: 3 m (10 ft)

Height: 1.2 m (4 ft) at hip

80 kg

(175 lbs)

Peter Galton & Hans-Dieter Sues, 1983 USA (Montana, Wyoming) Gordon "ALF" Shumway: "Now that’s a wild hairdo! Massive spikes sticking out the back of a thick skull. Perfect for clearing a path to the refrigerator."

Family Psittacosauridae

Chart Tables Name [8, 9, 10, 11, 12] Meaning Scientific Classification Age / Time Height / Length Weight Author Where Found Cartoon All-Star's Comments
Psittacosaurus meileyingensis "Parrot lizard from Meileyingzi" Order: Ornithischia

Infraorder: Ceratopsia

Early Cretaceous

(113–110 Ma)

Length: 2 m (6.5 ft)

Height: 60 cm (2 ft) at hip

30 kg

(66 lbs)

Sereno, Chao, Cheng & Rao, 1988 China (Jiufotang Formation) Daffy Duck: "A parrot lizard?! Preposterous! Why mimic a parrot when you could have a majestic, striking duck bill? The casting directors of prehistory got this wrong!"

Family Protoceratopidae

Chart Tables Name Meaning Scientific Classification Age / Time Height / Length Weight Author Where Found Cartoon All-Star's Comments
Bagaceratops rozhdestvenskyi "Small horned face" (honoring Anatoly Rozhdestvensky) Order: Ornithischia

Infraorder: Ceratopsia

Late Cretaceous

(75–72 Ma)

Length: 1 m (3.3 ft)

Height: 30 cm (1 ft) at hip

22 kg

(48 lbs)

Teresa Maryańska & Osmólska, 1975 Mongolia (Gobi Desert) Bluey & Bingo: "Oh my goodness, it’s a tiny little horned friend! He doesn’t even have big brow horns yet, he’s just a little baby-faced puppy dinosaur!"
Leptoceratops gracilis "Small horned face, slender" Order: Ornithischia

Infraorder: Ceratopsia

Late Cretaceous

(66 Ma)

Length: 2 m (6.5 ft)

Height: 75 cm (2.5 ft) at hip

100 kg

(220 lbs)

Barnum Brown,

1914

Canada, USA Jenny Wakeman (XJ-9): "Locomotion analysis indicates this basal ceratopsian was predominantly quadrupedal but fully capable of bipedal mechanics for high-speed evasion."
Microceratus gobiensis "Small horned" Order: Ornithischia

Infraorder: Ceratopsia

Late Cretaceous

(90 Ma)

Length: 60 cm (2 ft)

Height: 25 cm (10 in) at hip

2 kg

(4.4 lbs)

Bohlin, 1953 / Mateus, 2008 Mongolia, China Sebastian: "Mon dieu, it is so teeny-tiny! A little running plant-eater that could hide right under a giant fern leaf to stay safe from the big bad monsters!"
Montanoceratops cerorhynchus "Montana horned face, horn-nosed" Order: Ornithischia

Infraorder: Ceratopsia

Late Cretaceous

(70 Ma)

Length: 3 m (10 ft)

Height: 1 m (3.3 ft) at hip

170 kg

(374 lbs)

Charles M. Sternberg, 1951 USA (Montana) Geronimo Stilton: "Holy cheese! It has deep tail vertebrae that suggest a very tall, flat tail profile. Perhaps it used it for swimming, or maybe for signaling friends!"
Protoceratops hellenikorhinus "First horned face, Greek nose" Order: Ornithischia

Infraorder: Ceratopsia

Late Cretaceous

(75–71 Ma)

Length: 2–2.5 m (6.5–8.2 ft)

Height: 75 cm (2.5 ft) at hip

180 kg

(400 lbs)

Lambert et al., 2001 China (Inner Mongolia) Optimus Prime: "A sturdy, robust defender. Its heavy skull and neck frill serve as foundational shielding armor against early predatory threats."

Family Ceratopidae (True Horned Dinosaurs)

Chart Tables Name Meaning Scientific Classification Age / Time Height / Length Weight Author Where Found Cartoon All-Star's Comments
Anchiceratops ornatus "Near horned face, ornate" Order: Ornithischia

Infraorder: Ceratopsia

Late Cretaceous

(72–71 Ma)

Length: 5–6 m (16–20 ft)

Height: 2 m (6.5 ft) at hip

2,000 kg

(2.2 tons)

Barnum Brown,

1914

Canada (Alberta) Olaf: "Look at his beautiful neck frill! It has fancy little bony blocks all around the edges like a beautifully decorated picture frame!"
Arrhinoceratops brachyops "No-nose horned face, short face" Order: Ornithischia

Infraorder: Ceratopsia

Late Cretaceous

(70 Ma)

Length: 6 m (20 ft)

Height: 2 m (6.5 ft) at hip

2,000 kg

(2.2 tons)

William Parks, 1925 Canada (Horseshoe Canyon) Winnie the Pooh: "He has two long horns over his eyes but almost no horn on his nose at all. A very interesting face for a gentle plant-eating friend."
Avaceratops lammersi "Ava's horned face" (honoring Ava Cole & the Lammers family) Order: Ornithischia

Infraorder: Ceratopsia

Late Cretaceous

(77 Ma)

Length: 4.2 m (14 ft)

Height: 1.3 m (4.3 ft) at hip

1,000 kg

(1.1 tons)

Peter Dodson,

1986

USA (Montana, Judith River) Baby Gonzo: "A mini-ceratopsian with a smooth, solid frill! Perfect for using as a launch ramp for my high-speed skateboard stunts!"
Centrosaurus apertus "Pointed lizard, open" Order: Ornithischia

Infraorder: Ceratopsia

Late Cretaceous

(76–75 Ma)

Length: 5.5 m (18 ft)

Height: 1.8 m (6 ft) at hip

2,300 kg

(2.5 tons)

Lawrence Lambe, 1904 Canada (Alberta) Tee Zeng (Kung Fu Wa!): "A master of front-facing defense! It has a single giant horn pointing forward on its nose to block any incoming strikes!"
Chasmosaurus belli "Opening lizard" (honoring Walter A. Bell) Order: Ornithischia

Infraorder: Ceratopsia

Late Cretaceous

(76–75 Ma)

Length: 4.8 m (16 ft)

Height: 1.7 m (5.6 ft) at hip

2,000 kg

(2.2 tons)

Lawrence Lambe, 1902 Canada (Alberta) Slimer: "Oooooh! Gigantic frill with huge open windows inside the bone! Skin stretches over it like a big, colorful, gooey sail! Neat!"
Nasutoceratops titusi "Large-nosed horned face" (honoring Alan Titus) Order: Ornithischia

Infraorder: Ceratopsia

Late Cretaceous

(76 Ma)

Length: 4.5 m (15 ft)

Height: 1.5 m (5 ft) at hip

1,500 kg

(1.6 tons)

Scott Sampson et al., 2013 USA (Utah, Kaiparowits) Garfield: "Horns that curve forward like a modern cow and a giant nose? He looks like he’s permanently annoyed by someone waking him up. I respect his vibe."
Pachyrhinosaurus lakustai "Thick-nosed lizard" (honoring Al Lakusta) Order: Ornithischia

Infraorder: Ceratopsia

Late Cretaceous

(73 Ma)

Length: 5 m (16.4 ft)

Height: 1.8 m (6 ft) at hip

3,000 kg

(3.3 tons)

Philip J. Currie et al., 2008 Canada/USA (AlbertaMontana) Dexter: "Fascinating! Instead of standard elongated horns, it features a massive, flattened bony boss on its snout. An incredible alternative structural evolution!"
Pentaceratops sternbergii "Five-horned face" (honoring Charles H. Sternberg) Order: Ornithischia

Infraorder: Ceratopsia

Late Cretaceous

(75–73 Ma)

Length: 6 m (20 ft)

Height: 3.9 m (12 ft) at hip

5,000 kg

(5.5 tons)

Henry Fairfield Osborn, 1923 USA (New Mexico) Alvin Seville: "Five horns and one of the largest skulls of any land animal ever! This guy is totally living large and maximizing his presence!"
Sinoceratops zhuchengensis "Chinese horned face from Zhucheng" Order: Ornithischia

Infraorder: Ceratopsia

Late Cretaceous

(73 Ma)

Length: 6 m (20 ft)

Height: 2 m (6.5 ft) at hip

2,000 kg

(2.2 tons)

Xu Xing et al., 2010 China (Shandong) Tee Zeng (Kung Fu Wa!): "The first true ceratopsid found in China! Its frill is lined with forward-curving hooks like a crown of golden defensive blades!"
Styracosaurus ovatus "Spiked lizard, ovate" Order: Ornithischia

Infraorder: Ceratopsia

Late Cretaceous

(75 Ma)

Length: 5.5 m (18 ft)

Height: 1.8 m (6 ft) at hip

2,700 kg

(3 tons)

Charles W. Gilmore, 1930 USA (Montana, Two Medicine) Michelangelo (TMNT): "Whoa, look at those massive, gnarly spikes blasting right off the edge of his frill! This dude is 100% pure punk rock style, dudes!"
Torosaurus latus "Perforated lizard, wide" Order: Ornithischia

Infraorder: Ceratopsia

Late Cretaceous

(68–66 Ma)

Length: 7.5–8 m (25–26 ft)

Height: 2.5 m (8.2 ft) at hip

6,000 kg

(6.6 tons)

Othniel Charles Marsh, 1891 USA, Canada Danny Phantom: "There’s a huge scientific debate over whether this guy is just a fully grown, senior citizen Triceratops. Talk about an identity crisis!"
Triceratops horridus "Three-horned face, rough/horrid" Order: Ornithischia

Infraorder: Ceratopsia

Late Cretaceous

(68–66 Ma)

Length: 8–9 m (26–30 ft)

Height: 2.5–3 m (8.2–10 ft) at hip

6,000–12,000 kg

(6.6–13.2 tons)

Othniel Charles Marsh, 1889 USA, Canada Optimus Prime: "The definitive apex of ceratopsian engineering. Its three formidable horns and solid bone frill present an impenetrable defensive front."

Suborder Thyreophora: Infraorder Stegosauria Data Charts

Family Huayangosauridae (Basal Stegosaurs)

Chart Tables Name Meaning Scientific Classification Age / Time Height / Length Weight Author Where Found Cartoon All-Star's Comments
Chungkingosaurus jiangbeiensis "Chongqing lizard from Jiangbei" Order: Ornithischia

Infraorder: Stegosauria Family: Huayangosauridae

Middle Jurassic

(160 Ma)

Length: 3–4 m (10–13 ft)

Height: 1.2 m (4 ft) at hip

1,000 kg

(1.1 tons)

Dong, Zhou & Zhang, 1983 China (Upper Shaximiao Formation) Alvin Seville: "He’s one of the smallest plate-backs around, but check out that tail thagomizer! That's a four-spiked party starter right there!"
Huayangosaurus taibaii "Huayang lizard" (ancient name for Sichuan; honoring Li Bai) Order: Ornithischia

Infraorder: Stegosauria Family: Huayangosauridae

Middle Jurassic

(165 Ma)

Length: 4.5 m (15 ft)

Height: 1.5 m (5 ft) at hip

1,500 kg

(1.6 tons)

Dong, Tang & Zhou, 1982 China (Dashanpu Quarry) Brainy Smurf: "A highly critical basal specimen! Unlike advanced stegosaurs, it still retains teeth in its premaxilla, providing vital clues about early armored evolution."
Lexovisaurus durobrivensis "Lexovi lizard" (named after an ancient Celtic tribe) Order: Ornithischia

Infraorder: Stegosauria Family: Huayangosauridae (debated)

Middle to Late Jurassic

(165–160 Ma)

Length: 5–6 m (16–20 ft)

Height: 2 m (6.5 ft) at hip

2,000 kg

(2.2 tons)

Paul Hoffstetter,

1957

United Kingdom, France Bugs Bunny: "Eeeh, this European cousin sports some sharp armor spikes right on its shoulders. Talk about a sharp dresser, doc!"
Tuojiangosaurus multispinus "Tuo River lizard, many-spiked" Order: Ornithischia

Infraorder: Stegosauria Family: Huayangosauridae

Late Jurassic

(160–155 Ma)

Length: 7 m (23 ft)

Height: 2.2 m (7.2 ft) at hip

2,800 kg

(3.1 tons)

Dong Zhiming et al., 1977 China (Upper Shaximiao Formation) Tee Zeng (Kung Fu Wa!): "With a low head and narrow plates pointing like frozen flames, it looks like an ancient guardian practicing a strict stance!"

Family Stegosauridae (Advanced Stegosaurs)

Chart Tables Name [8, 9, 10, 11, 12] Meaning Scientific Classification Age / Time Height / Length Weight Author Where Found Cartoon All-Star's Comments
Dacentrurus armatus "Pointed tail, armored" Order: Ornithischia

Infraorder: Stegosauria Family: Stegosauridae

Late Jurassic

(154–150 Ma)

Length: 7–8 m (23–26 ft)

Height: 2.5 m (8.2 ft) at hip

3,000–5,000 kg

(3.3–5.5 tons)

Sir Richard Owen, 1875 United Kingdom, Portugal Optimus Prime: "A massive chassis configuration. It transitions from flat dorsal plates to elongated armor spikes toward the posterior, optimizing tactical defense."
Gigantspinosaurus sichuanensis "Giant spiked lizard from Sichuan" Order: Ornithischia

Infraorder: Stegosauria Family: Stegosauridae

Late Jurassic

(160–155 Ma)

Length: 4.2 m (14 ft)

Height: 1.5 m (5 ft) at hip

700 kg

(1,540 lbs)

Ouyang Hui,

1992

China (Upper Shaximiao Formation) Michelangelo (TMNT): "Whoa! Those shoulder spikes are absolutely humongous! It looks like he’s sporting a pair of cosmic surfboard fins, totally gnarly!"
Kentrosaurus aethiopicus "Spiked lizard, African" Order: Ornithischia

Infraorder: Stegosauria Family: Stegosauridae

Late Jurassic

(153–150 Ma)

Length: 4.5 m (15 ft)

Height: 1.6 m (5.2 ft) at hip

1,000–4,000 kg

(1.1–4.4 tons)

Werner Janensch,

1915

Tanzania (Tendaguru Formation) Danny Phantom: "Plates on the neck, spikes on the back, and even more spikes on the hips and tail. Getting past this defense grid is a phantom nightmare."
Stegosaurus stenops "Roof lizard, narrow-faced" Order: Ornithischia

Infraorder: Stegosauria Family: Stegosauridae

Late Jurassic

(155–150 Ma)

Length: 9 m (30 ft)

Height: 4 m (13 ft) at top of plates

5,000–7,000 kg

(5.5–7.7 tons)

Othniel Charles Marsh, 1887 USA (Morrison Formation) Olaf: "The big celebrity himself! His giant back plates look like beautiful stone kite sails catching a warm, sunny summer breeze!"
Wuerhosaurus ordosensis "Wuerho lizard from Ordos" Order: Ornithischia

Infraorder: Stegosauria Family: Stegosauridae

Early Cretaceous

(132–120 Ma)

Length: 4.5 m (15 ft)

Height: 1.2 m (4 ft) at hip

1,200 kg

(1.3 tons)

Dong Zhiming,

1993

China (Ordos Basin) Garfield: "Instead of tall pointed plates, this guy has flat, square-shaped ones along his back. Looks like a row of built-in lunch trays. Perfect."

Family Scelidosauridae (Basal Armored Dinosaurs)

Chart Tables Name Meaning Scientific Classification Age / Time Height / Length Weight Author Where Found Cartoon All-Star's Comments
Scelidosaurus harrisonii "Limb lizard" (honoring James Harrison) Order: Ornithischia

Clade: Thyreophora Family: Scelidosauridae

Early Jurassic

(191 Ma)

Length: 4 m (13 ft)

Height: 1 m (3.3 ft) at hip

270 kg

(600 lbs)

Sir Richard Owen, 1859 United Kingdom (Dorset) Geronimo Stilton: "Holy cheese! One of the oldest complete dinosaur skeletons ever found! Covered in rows of bony studs like a medieval shield. Simply fascinating!"

Suborder Thyreophora: Infraorder Ankylosauria Data Charts

Family Nodosauridae (Armored Dinosaurs Without Tail Clubs)

Chart Tables Name Meaning Scientific Classification Age / Time Height / Length Weight Author Where Found Cartoon All-Star's Comments
Hylaeosaurus armatus "Forest lizard, armored" Order: Ornithischia

Infraorder: Ankylosauria Family: Nodosauridae

Early Cretaceous

(140–136 Ma)

Length: 5 m (16.4 ft)

Height: 1.2 m (4 ft) at hip

2,000 kg

(2.2 tons)

Gideon Mantell,

1833

United Kingdom (West Sussex) Dexter: "Incredible! One of the original three animals used by Sir Richard Owen to define the entire concept of Dinosauria in 1842! A historical masterpiece!"
Nodosaurus textilis "Knobby lizard, woven/intertwined" Order: Ornithischia

Infraorder: Ankylosauria Family: Nodosauridae

Late Cretaceous

(100–95 Ma)

Length: 4–6 m (13–20 ft)

Height: 1.5 m (5 ft) at hip

3,500 kg

(3.8 tons)

Othniel Charles Marsh, 1889 USA (Wyoming, Kansas) Brainy Smurf: "The namesake of the family! Its fossilized bony plates form a beautifully tightly woven pattern across its back, maximizing defensive surface area."
Panoplosaurus mirus "Completely armored lizard, wonderful" Order: Ornithischia

Infraorder: Ankylosauria Family: Nodosauridae

Late Cretaceous

(76 Ma)

Length: 5–7 m (16–23 ft)

Height: 2 m (6.5 ft) at hip

3,500 kg

(3.8 tons)

Lawrence Lambe, 1919 Canada (Alberta) Optimus Prime: "Its armor plating is completely fused directly into its heavy skull chassis. It represents an impenetrable structural bunker design."
Polacanthus foxii "Many spines" (honoring William Fox) Order: Ornithischia

Infraorder: Ankylosauria Family: Nodosauridae

Early Cretaceous

(130–125 Ma)

Length: 4–5 m (13–16 ft)

Height: 1 m (3.3 ft) at hip

2,000 kg

(2.2 tons)

Richard Owen,

1865

United Kingdom (Isle of Wight) Bugs Bunny: "Eeeh, check out the solid shield of bone covering this guy's hips, doc! Talk about a heavy-duty pair of prehistoric trousers!"
Sauropelta edwardsorum "Lizard shield" (honoring Nell and G. Edward) Order: Ornithischia

Infraorder: Ankylosauria Family: Nodosauridae

Early Cretaceous

(108 Ma)

Length: 5.2 m (17 ft)

Height: 1.4 m (4.6 ft) at hip

1,500 kg

(1.6 tons)

John Ostrom,

1970

USA (Montana, Wyoming) Danny Phantom: "Those massive, razor-sharp spikes pointing straight out from its neck are a total ghost-zone hazard. Definitely a look-but-don't-touch friend."
Silvisaurus condrayi "Forest lizard" (honoring Warren Condray) Order: Ornithischia

Infraorder: Ankylosauria Family: Nodosauridae

Late Cretaceous

(100–95 Ma)

Length: 4 m (13 ft)

Height: 1 m (3.3 ft) at hip

1,000 kg

(1.1 tons)

Theodore H. Eaton Jr., 1960 USA (Kansas) Winnie the Pooh: "A gentle forest friend who wears a coat of small pebbles and studs. I wonder if he can find sweet berries hidden under the thorny bushes."
Struthiosaurus transylvanicus "Ostrich lizard from Transylvania" Order: Ornithischia

Infraorder: Ankylosauria Family: Nodosauridae

Late Cretaceous

(68–66 Ma)

Length: 2–3 m (6.5–10 ft)

Height: 70 cm (2.3 ft) at hip

300–400 kg

(660–880 lbs)

Franz Nopcsa,

1915

Romania (Hațeg Island) Alvin Seville: "An ostrich lizard from Transylvania?! Sounds like a spooky vampire bird, but he's actually just a cool, pocket-sized armored tank!"

Family Ankylosauridae (Armored Dinosaurs With Tail Clubs)

Chart Tables Name Meaning Scientific Classification Age / Time Height / Length Weight Author Where Found Cartoon All-Star's Comments
Ankylosaurus magniventris "Fused lizard, great belly" Order: Ornithischia

Infraorder: Ankylosauria Family: Ankylosauridae

Late Cretaceous

(68–66 Ma)

Length: 6–10.1 m (20–33.1 ft)

Height: 3.7 m (11 ft) at hip

4,800–8,000 kg

(5.3–8.8 tons)

Barnum Brown,

1908

USA, Canada Garfield: "A massive, armored tank nicknamed 'great belly' that swats trouble away with a giant bone club? I have finally found my spirit animal."
Crichtonsaurus bohlini "Crichton's lizard" (honoring Michael Crichton & Birger Bohlin) Order: Ornithischia

Infraorder: Ankylosauria Family: Ankylosauridae

Late Cretaceous

(98–90 Ma)

Length: 3.5 m (11.5 ft)

Height: 1.2 m (4 ft) at hip

500 kg

(1,100 lbs)

Dong Zhiming,

2002

China (Sunjiawan Formation) Geronimo Stilton: "Holy cheese! A dinosaur named after the legendary author of Jurassic Park! This is an absolute front-page scoop for the gazette!"
Euoplocephalus tutus "Well-armored head, safe" Order: Ornithischia

Infraorder: Ankylosauria Family: Ankylosauridae

Late Cretaceous

(76–75 Ma)

Length: 5.5 m (18 ft)

Height: 1.4 m (4.6 ft) at hip

2,500 kg

(2.7 tons)

Lawrence Lambe, 1902 / 1910 Canada (Alberta) Michelangelo (TMNT): "Even his eyelids are made of solid bone armor! Talk about the ultimate defense, dudes! This guy is totally safe from any wipeout!"
Saichania chulsanensis "Beautiful one from Chulsan" Order: Ornithischia

Infraorder: Ankylosauria Family: Ankylosauridae

Late Cretaceous

(73 Ma)

Length: 5.2 m (17 ft)

Height: 1.5 m (5 ft) at hip

2,500 kg

(2.7 tons)

Teresa Maryańska,

1977

Mongolia (Gobi Desert) Olaf: "She is named 'Beautiful One' because her fossils are so clean and perfect! I want to give her a giant, warm, non-spiky summer hug!"
Talarurus plicatospineus "Basket tail, pleated spines" Order: Ornithischia

Infraorder: Ankylosauria Family: Ankylosauridae

Late Cretaceous

(90–85 Ma)

Length: 5 m (16.4 ft)

Height: 1.5 m (5 ft) at hip

2,000 kg

(2.2 tons)

Evgeny Maleev,

1952

Mongolia (Bayan Shireh) Baby Gonzo: "A complex, woven bone basket on the end of its tail! Oh, I bet I could stand right on that club while he swings me across the circus ring!"

Prehistoric Reptiles (Based on At Home with Olaf by Hyrum Osmond)

Here is the comprehensive chart table based on the non-dinosaurian reptiles and marine reptiles traditionally included in the supplementary genus lists and appendixes of Thomas R. Holtz Jr.’s Dinosaurs: The Most Complete, Up-to-Date Encyclopedia for Dinosaur Lovers of All Ages (2007).

I have mapped out the taxonomy you provided, populated the exact paleobiology metrics (age, time, estimated sizes, locations, and original authors), and tied in the character context for Teodora from Legend Quest (Las Leyendas), where she acts as the team's tech-savvy Master of Myth.

Non-Dinosaurian Reptile & Marine Genus Chart

Family / Group Name Name Meaning Age / Time Dimensions (Length / Weight) Where Found Author & Year Teodora's Comments (Legend Quest)
Protorothyrididae Hylonomus lyelli (latidens) "Forest dweller" Late Carboniferous

(~312 Ma)

Length: 20 cm (8 in)

Weight: < 200 g

Nova Scotia, Canada Dawson, 1860 "An ancient Canadian tiny lizard. Not a true monster, but basically the great-great-grandfather of all of them!"
Mesosauridae Mesosaurus tenuidens "Middle lizard" Early Permian

(~290–270 Ma)

Length: 1 m (3.3 ft)

Weight: 2–5 kg

South Africa, Uruguay, Brazil Gervais, 1865 "The first reptile to say 'nope' to land and swim back into the ocean. Handy little ghost to have around."
Plesiosauridae Plesiosaurus dolichodeirus "Near lizard" Early Jurassic

(~199–175 Ma)

Length: 3.5 m (11.5 ft)

Weight: 450 kg

England Conybeare, 1824 "The classic 'Loch Ness Monster' build! Those four giant flippers mean it practically flew underwater."
Cryptocleididae Cryptoclidus richardsoni "Hidden clavicle" Middle Jurassic

(~166–164 Ma)

Length: 3 m (13 ft)

Weight: 300 kg

England, France Seeley, 1892 "A long-necked hunter with interlocking teeth that acted like a cage. No fish escaped this specter."
Elasmosauridae Elasmosaurus platyurus "Thin-plate lizard" Late Cretaceous

(~80 Ma)

Length: 10.3 m (34 ft)

Weight: 2 metric tons

Kansas, USA Cope, 1868 "Okay, this neck is ridiculous. Literally over 70 neck vertebrae. Talk about prime internet meme material."
Pliosauridae Attenborosaurus conybeari "Attenborough's lizard" Early Jurassic

(~190 Ma)

Length: 5 m (16.4 ft)

Weight: 1 metric ton

Dorset, England Bakker, 1993 "Named after David Attenborough! A long neck but with a massive pliosaur attitude. Love it."
Pliosauridae Kronosaurus queenslandicus "Kornos lizard" (Titan) Early Cretaceous

(~120–100 Ma)

Length: 9–10.5 m (30–34 ft)

Weight: 7–11 metric tons

Australia Longman, 1924 "An absolute apex leviathan from Down Under. This monster ate other marine reptiles for breakfast."
Pliosauridae Liopleurodon ferox "Smooth-sided teeth" Middle-Late Jurassic

(~166–155 Ma)

Length: 5–7 m (16–23 ft)

Weight: 1.5–3 metric tons

England, France Sauvage, 1873 "The internet totally exaggerated its size, but it was still a terrifying phantom predator of the deep."
Nothosauridae Nothosaurus giganteus "False lizard" Triassic

(~240–210 Ma)

Length: 4–5 m (13–16 ft)

Weight: 300–400 kg

Germany Münster, 1834 "Like a prehistoric seal with a scary reptile makeover. It spent time on both beaches and waves."
Ichthyosauridae Ichthyosaurus communis (conybeari) "Fish lizard" Early Jurassic

(~200–188 Ma)

Length: 2–3.3 m (6.6–11 ft)

Weight: 90–150 kg

England, Germany De la Beche & Conybeare, 1821 "It looks exactly like a dolphin, but it's 100% reptile. Natural selection loves recycling good designs."
Mosasauridae Mosasaurus beaugei "Meuse River lizard" Late Cretaceous

(~66 Ma)

Length: 8–40 m (26–130 ft)

Weight: 2–40 metric tons

Morocco Arambourg, 1952 "A giant sea monitor lizard with a shark-like tail. Literal nightmare fuel if it wasn't already extinct!"

💡 Key Paleontological Nuances:

  • The "Sea Monster" Clarification: As Dr. Holtz emphasizes in his encyclopedia, none of these creatures are technically dinosaurs. Dinosaurs are strictly terrestrial reptiles belonging to a specific clade defined by their hip structures and an upright posture.
  • The Marine Invaders: Plesiosaurs, Pliosaurs, Nothosaurs, Ichthyosaurs, and Mosasaurs represent completely different evolutionary lines of reptiles that independently invaded the oceans during the Mesozoic Era.

Here is the breakdown of the Pterosauria order structured around the classic Holtz (2007) format.

Like the marine reptiles, Dr. Thomas Holtz notes that pterosaurs are not dinosaurs. They are closely related "sister cousins" belonging to the broader group Ornithodira, meaning they share a common ancestor but split down their own incredible evolutionary line.

Because pterosaurs spend most of their time in the air or walking quadrupedally (on all fours), their size is best understood by wingspan rather than just standard body height or length.

Order Pterosauria Genus Chart

Suborder / Family Genus & Species Name Meaning Age / Time Dimensions (Wingspan / Height / Weight) Where Found Author & Year Teodora's Comments (Legend Quest)
RHAMPHORHYNCHOIDEA

(Long-Tailed Pterosaurs)

Dimorphodontidae Dimorphodon macronyx "Two-form tooth" Early Jurassic

(~195–190 Ma)

Wingspan: 1.4 m (4.6 ft)

Height: 30 cm (1 ft)

Weight: 2–4 kg

England Owen, 1859 "It has a puffin head and a lizard tail. Super clunky flyer, probably spent more time scrambling up trees than actually soaring."
Eudimorphodontidae Eudimorphodon ranzii "True dimorphic tooth" Late Triassic

(~210 Ma)

Wingspan: 1 m (3.3 ft)

Height: 15 cm (0.5 ft)

Weight: 100g

Italy Zambelli, 1973 "One of the absolute oldest flyers we know of! Its mouth was packed with over 100 tiny teeth. Ultimate bug-zapper."
Rhamphorhynchidae Anurognathus ammoni "Without tail jaw" Late Jurassic

(~150 Ma)

Wingspan: 50 cm (20 in)

Height: 5 cm (2 in)

Weight: 40 g

Germany Döderlein, 1923 "Okay, this one completely cheated the 'long-tail' rule. It's just a tiny, fluffy ball of fury with giant frog-eyes for night hunting."
Rhamphorhynchidae Rhamphorhynchus etchesi "Beak snout" Late Jurassic

(~150 Ma)

Wingspan: 1.2–1.8 m (4–6 ft)

Height: 25 cm (10 in)

Weight: 1–2 kg

England O'Sullivan & Martill, 2015 "The classic needle-toothed fish grabber, but the English version! That diamond-shaped tail vane acted like a literal rudder."
Rhamphorhynchidae Scaphognathus crassirostris "Tub snout" Late Jurassic

(~150 Ma)

Wingspan: 0.9 m (3 ft)

Height: 20 cm (8 in)

Weight: 500 g

Germany Wagner, 1861 "Nicknamed the 'mouth-organ pterosaur' because of its blunt, square jaw. Definitely didn't skip jaw day."
Rhamphorhynchidae Sordes pilosus "Hairy filth" Late Jurassic

(~155 Ma)

Wingspan: 0.6 m (2 ft)

Height: 15 cm (6 in)

Weight: 200 g

Kazakhstan Sharov, 1971 "Rude name aside, the fossils show it was covered in dense, fuzzy pycnofibers. It was basically a warm-blooded reptile bat."
PTERODACTYLOIDEA

(Short-Tailed Pterosaurs)

Dsungaripteridae Dsungaripterus weii "Dzungaria wing" Early Cretaceous

(~120 Ma)

Wingspan: 3–3.5 m (10–11.5 ft)

Height: 1 m (3.3 ft)

Weight: 15–20 kg

China Young, 1964 "Look at that upturned beak! It used the tip like tweezers to pry shellfish off rocks, then crushed them with its back teeth."
Tapejaridae Caiuajara dobruskii "Caiuá Group lord" Early Cretaceous

(~115 Ma)

Wingspan: 2.3 m (7.5 ft)

Height: 1.2 m (4 ft)

Weight: 3.5 kg

Brazil Manzig et al., 2014 "Found in a huge 'pterosaur graveyard' bonebed. They grew giant sail-like head crests as they aged. Total show-offs."
Tapejaridae Tapejara wellnhoferi "The old being" Early Cretaceous

(~110 Ma)

Wingspan: 1.3 m (4.3 ft)

Height: 80 cm (2.6 ft)

Weight: 1.5–2 kg

Brazil Kellner, 1989 "Another giant head crest champion. It looks top-heavy, but the bone was paper-thin. Probably ate ancient fruit!"
Pterodaustriidae Pterodaustro guinazui "South wing" Early Cretaceous

(~105 Ma)

Wingspan: 2.5 m (8.2 ft)

Height: 60 cm (2 ft)

Weight: 2–3 kg

Argentina Bonaparte, 1969 "Imagine a reptile flamingo. It had thousands of bristle-teeth in its lower jaw to filter-feed briny shrimp out of lakes."
Pterodactylidae Cearadactylus atrox "Ceará finger" Early Cretaceous

(~112 Ma)

Wingspan: 4–5.5 m (13–18 ft)

Height: 1.2 m (4 ft)

Weight: 15 kg

Brazil Leonardi & Borgomanero, 1985 "A serious, large-scale predator with interlocking kris-knife teeth at the front of its snout. Absolute nightmare fuel."
Pterodactylidae Pterodactylus antiquus "Wing finger" Late Jurassic

(~150 Ma)

Wingspan: 1.0 m (3.3 ft)

Height: 20 cm (8 in)

Weight: 1–2 kg

Germany Cuvier, 1809 "The OG. The first pterosaur ever discovered and named. Small, sleek, and started the whole paleontology craze."
Ornithocheiridae Pteranodon sternbergi (Geosternbergia) "Toothless wing" Late Cretaceous

(~85–80 Ma)

Wingspan: 6 m (20 ft)

Height: 1.8 m (6 ft)

Weight: 25–35 kg

Kansas, USA Miller, 1972 "The males had a giant, upright beacon crest on their heads. It was built like a record-breaking glider over open oceans."
Ornithocheiridae Quetzalcoatlus lawsoni "Feathered serpent god" Late Cretaceous

(~68–66 Ma)

Wingspan: 4.5–25 m (15–83.2 ft)

Height: 12.1 m (39.4 ft)

Weight: 40–500,000 kg

Texas, USA Andres & Langston, 2021 "The smaller cousin of Q. northropi, but still as tall as a horse! Stalked around on land eating baby dinosaurs."

🦖 Evolution Notes for your Database:

  1. The Suborder Split: Notice how the early Rhamphorhynchoids are small, possess long stiff tails for balance, and maintain a throat structure optimized for catching insects or fish. The later Pterodactyloids completely lost the tail, grew elongated neck vertebrae, and developed wild skull crests used for species recognition or mating displays.
  2. Quetzalcoatlus lawsoni update: While Q. northropi is the famous giraffe-sized giant, Q. lawsoni was officially given its specific species description recently based on hundreds of co-located bones found in Texas, filling a massive gap in how these giants lived in groups!

Here is the complete database chart for the Order Saurischia ("lizard-hipped" dinosaurs), separated into its two massive branches: Suborder Theropoda (predatory bipedal dinosaurs and early birds) and Suborder Sauropodomorpha (the long-necked giants).

To ensure clean scannability across this massive list, I have broken the data down into structured sections by infraorder, maintaining the classic Holtz (2007) layout alongside the Legend Quest character context for Teodora.

🦖 SUBORDER THEROPODA

Infraorder Ceratosauria & Carnosauria (Part 1)

Family Dinosaur Name Meaning Age / Time Dimensions (Height / Length / Weight) Where Found Author & Year Teodora's Comments (Legend Quest)
Podokesauridae Coelophysis bauri "Hollow form" Late Triassic

(~203 Ma)

H: 1 m (3.3 ft)

L: 3 m (10 ft)

W: 15–20 kg

New Mexico, USA Cope, 1889 "Lightweight, lightning fast, and built like an arrow. Perfect scout material for an ancient army."
Podokesauridae Procompsognathus triassicus "Before elegant jaw" Late Triassic

(~210 Ma)

H: 25 cm (10 in)

L: 1 m (3.3 ft)

W: 1 kg

Germany Fraas, 1913 "Not actually a true Compsognathid, but a Triassic proto-predator. It looks cute until twenty of them surround you."
Podokesauridae Saltopus elginensis "Leaping foot" Late Triassic

(~228 Ma)

H: 15 cm (6 in)

L: 60 cm (2 ft)

W: 1 kg

Scotland Woodward, 1910 "This tiny phantom is barely the size of a stray cat. Hard to believe it's one of the earliest theropod ancestors."
Dilophosauridae Cryolophosaurus ellioti "Cold crest lizard" Early Jurassic

(~190 Ma)

H: 2.1 m (7 ft)

L: 6.5 m (21 ft)

W: 460 kg

Antarctica Hammer & Hickerson, 1994 "Nicknamed 'Elvisaurus' because its head crest looks like a 1950s pompadour pomf. Rocking out in icy Antarctica!"
Dilophosauridae Dilophosaurus wetherilli "Two-crested lizard" Early Jurassic

(~193 Ma)

H: 2.4 m (8 ft)

L: 7 m (23 ft)

W: 400 kg

Arizona, USA Welles, 1954 "No, it didn't spit acid or have a neck frill like in the movies, but those double head crests are still incredibly stylish."
Ceratosauridae Ceratosaurus nasicornis "Horned lizard" Late Jurassic

(~150 Ma)

H: 2.5 m (8.2 ft)

L: 6–7 m (20–23 ft)

W: 500–1000 kg

Colorado, USA Marsh, 1884 "A big nasal horn and massive blade-like teeth. Looks like a mythical dragon that traded its wings for powerful running legs."
Abelisauridae Carnotaurus sastrei "Meat-eating bull" Late Cretaceous

(~70 Ma)

H: 3 m (10 ft)

L: 7.5 m (25 ft)

W: 1.5 metric tons

Argentina Bonaparte, 1985 "A literal speed-demon with literal bull horns! Don't laugh at its tiny, useless baby arms—it runs as fast as a car."
Abelisauridae Majungasaurus crenatissimus "Mahajanga lizard" Late Cretaceous

(~66 Ma)

H: 2 m (6.6 ft)

L: 7 m (23 ft)

W: 1 metric ton

Madagascar Lavocat, 1955 "A stout, short-legged apex predator with a single horn on its forehead. Fossil teeth prove it was a confirmed cannibal!"
Noasauridae Elaphrosaurus bambergi "Lightweight lizard" Late Jurassic

(~150 Ma)

H: 1.6 m (5.2 ft)

L: 6 m (20 ft)

W: 210 kg

Tanzania Janensch, 1920 "Super long neck and a slender frame. It lost its teeth as it grew up, turning from a baby meat-eater into a veggie adult!"
Megalosauridae Eustreptospondylus oxoniensis "True streptospondylus" Middle Jurassic

(~162 Ma)

H: 1.5 m (5 ft)

L: 4.6 m (15 ft)

W: 200 kg

England Walker, 1964 "A shoreline beachcomber from ancient European islands. Probably excellent at swimming between sandbars."
Megalosauridae Megalosaurus bucklandii "Great lizard" Middle Jurassic

(~166 Ma)

H: 2.5 m (8.2 ft)

L: 6 m (20 ft)

W: 700 kg

England Buckland, 1824 "The absolute grandfather of paleontology. The very first non-avian dinosaur ever officially named in history."
Megalosauridae Proceratosaurus bradleyi "Before Ceratosaurus" Middle Jurassic

(~165 Ma)

H: 1 m (3.3 ft)

L: 3 m (10 ft)

W: 40 kg

England Woodward, 1910 "Don't let the name fool you, it’s not related to Ceratosaurus. It’s actually one of the earliest known ancestors of T. rex!"
Megalosauridae Yutyrannus huali "Feathered tyrant" Early Cretaceous

(~125 Ma)

H: 3 m (10 ft)

L: 9 m (30 ft)

W: 1.4 metric tons

China Xu et al., 2012 "The largest directly proven feathered dinosaur. A massive, shaggy, nine-meter blizzard-tyrant. Majestic but terrifying."
Spinosauridae Baryonyx walkeri "Heavy claw" Early Cretaceous

(~125 Ma)

H: 2.5 m (8.2 ft)

L: 9.5 m (31 ft)

W: 1.2 metric tons

England Charig & Milner, 1986 "A crocodile-headed fisher with a foot-long thumb claw. Perfect asset for locking down swamps and river banks."
Spinosauridae Spinosaurus aegyptiacus "Spine lizard" Late Cretaceous

(~95 Ma)

H: 4 m (13 ft)

L: 14 m (46 ft)

W: 7.4 metric tons

Egypt, Morocco Stromer, 1915 "A giant river dragon with a massive sail and a paddle-like tail. Bigger than a T. rex but preferred hunting mega-fish."
Spinosauridae Suchomimus tenerensis "Crocodile mimic" Early Cretaceous

(~115 Ma)

H: 3 m (10 ft)

L: 11 m (36 ft)

W: 3 metric tons

Niger Sereno et al., 1998 "Basically a Baryonyx on growth hormones. It ran around ancient African deltas snapping up prehistoric coelacanths."

Infraorder Carnosauria (Part 2: Tyrannosaurs, Allosaurs & Carcharodontosaurs)

Family Dinosaur Name Meaning Age / Time Dimensions (Height / Length / Weight) Where Found Author & Year Teodora's Comments (Legend Quest)
Tyrannosauridae Albertosaurus sarcophagus "Alberta lizard" Late Cretaceous

(~70 Ma)

H: 2.8 m (9 ft)

L: 9 m (30 ft)

W: 2 metric tons

Alberta, Canada Osborn, 1905 "A sleeker, faster, more athletic cousin of T. rex. Bonebeds suggest they hunted in coordinated packs. Yikes."
Tyrannosauridae Alioramus altai "Different branch" Late Cretaceous

(~70 Ma)

H: 2 m (6.6 ft)

L: 6 m (20 ft)

W: 800 kg

Mongolia Kurzanov, 1976 "A long, narrow snout lined with eight bony bumps. Built for speed and precise snapping rather than bone-crushing power."
Tyrannosauridae Daspletosaurus horneri "Frightful lizard" Late Cretaceous

(~75 Ma)

H: 3 m (10 ft)

L: 9 m (30 ft)

W: 2.5 metric tons

Montana, USA Carr et al., 2017 "Heavy-set, rugged, and lived right before T. rex took over the throne. The ultimate powerhouse bully of the Mesozoic woods."
Tyrannosauridae Qianzhousaurus sinensis "Qianzhou lizard" Late Cretaceous

(~66 Ma)

H: 2.2 m (7.2 ft)

L: 9 m (30 ft)

W: 800 kg

China Lü et al., 2014 "Nicknamed 'Pinocchio rex' due to its incredibly long, slender snout. A highly specialized, elegant elite stalker."
Tyrannosauridae Tarbosaurus bataar "Alarming lizard" Late Cretaceous

(~70 Ma)

H: 3.5 m (11.5 ft)

L: 10–12 m (33–40 ft)

W: 4–5 metric tons

Mongolia Maleev, 1955 "The Asian counterpart to T. rex. Its jaw was more rigid, locking down tightly on big sauropods like Nemegtosaurus."
Tyrannosauridae Tyrannosaurus rex "Tyrant lizard king" Late Cretaceous

(~68–66 Ma)

H: 3.7–5.89 m (12–19.3 ft)

L: 15 m (49.2 ft)

W: 8–9 metric tons

Western NA Osborn, 1905 "The undisputed mythic king. Stereoscopic vision, bone-crushing bite, and an absolute unit. Don't cross its path."
Allosauridae Allosaurus europaeus "Different lizard" Late Jurassic

(~150 Ma)

H: 4.2 m (13.2 ft)

L: 12.1 m (39.4 ft)

W: 1 metric ton

Portugal; New Mexico, USA Mateus et al., 2006 "The European version of the classic Morrison predator, rocking subtle nasal crests. The absolute outlaw of the Jurassic."
Allosauridae Yangchuanosaurus zigongensis "Yangchuan lizard" Middle Jurassic

(~165 Ma)

H: 2.8 m (9 ft)

L: 8 m (26 ft)

W: 1.3 metric tons

China Gao, 1993 "A rugged apex predator from China with small hornlets over its snout. It filled the Allosaur role beautifully out east."
Carcharodontosauridae Acrocanthosaurus atokensis "High-spined lizard" Early Cretaceous

(~110 Ma)

H: 3.5 m (11.5 ft)

L: 11.5 m (38 ft)

W: 5.7 metric tons

Oklahoma, USA Stovall & Langston, 1950 "A massive ridge of muscle ran down its spine. It left legendary fossil footprints in Texas while tracking sauropods!"
Carcharodontosauridae Carcharodontosaurus iguidensis "Shark-toothed lizard" Late Cretaceous

(~95 Ma)

H: 3.8 m (12.5 ft)

L: 12 m (40 ft)

W: 4–6 metric tons

Niger Brusatte & Sereno, 2007 "Its jaw was packed with self-sharpening, serrated teeth designed to cause massive blood loss. Terrifyingly efficient."
Carcharodontosauridae Giganotosaurus carolinii "Giant southern lizard" Late Cretaceous

(~97 Ma)

H: 4 m (13 ft)

L: 12.5 m (41 ft)

W: 7–8 metric tons

Argentina Coria & Salgado, 1995 "South America's answer to T. rex, but built for slicing flesh rather than crushing bones. A gargantuan titan-slayer."

Infraorder Coelurosauria & Deinonychosauria

Family Dinosaur Name Meaning Age / Time Dimensions (Height / Length / Weight) Where Found Author & Year Teodora's Comments (Legend Quest)
Coeluridae Coelurus fragilis "Hollow tail" Late Jurassic

(~150 Ma)

H: 70 cm (2.3 ft)

L: 2.4 m (8 ft)

W: 15–20 kg

Wyoming, USA Marsh, 1879 "A dainty, delicate little hunter hiding in the shadows of giants like Allosaurus. Keep an eye on it or it'll swipe your lunch."
Coeluridae Moros intrepidus "Impending doom" Late Cretaceous

(~96 Ma)

H: 1 m (3.3 ft)

L: 2.5 m (8 ft)

W: 78 kg

Utah, USA Zanno et al., 2019 "An incredible discovery! The tiny, early North American tyrant that shows how rex's family started small before getting big."
Coeluridae Nanotyrannus lethaeus "Dwarf tyrant" Late Cretaceous

(~66 Ma)

H: 2 m (6.6 ft)

L: 5 m (16 ft)

W: 400–600 kg

Montana, USA Bakker et al., 1988 "The ultimate paleontology flame war. Most experts agree it’s just a teenage T. rex going through a lanky punk phase!"
Compsognathidae Compsognathus longipes "Elegant jaw" Late Jurassic

(~150 Ma)

H: 30 cm (1 ft)

L: 1.2 m (4 ft)

W: 2–3 kg

Germany, France Wagner, 1859 "Classic, turkey-sized lizard hunter. Famously found with its last lizard meal still fossilized inside its belly."
Compsognathidae Sinosauropteryx lingyuanensis "Chinese lizard wing" Early Cretaceous

(~122 Ma)

H: 25 cm (10 in)

L: 1 m (3.3 ft)

W: 1 kg

China Ji & Ji, 1996 "The first dino proven to have proto-feathers! Science even extracted its pigment—it had ginger-orange stripes and a ringed tail!"
Ornithomimidae Archaeornithomimus asiaticus "Ancient bird mimic" Late Cretaceous

(~90 Ma)

H: 1.2 m (4 ft)

L: 3.3 m (11 ft)

W: 50 kg

China Russell, 1972 "An early 'ostrich dinosaur' model. No teeth, big eyes, and built entirely to flee from larger predators at top speed."
Ornithomimidae Dromiceiomimus samueli "Emu mimic" Late Cretaceous

(~73 Ma)

H: 1.5 m (5 ft)

L: 3.5 m (11.5 ft)

W: 100 kg

Alberta, Canada Russell, 1972 "Massive eye sockets mean it had incredible vision. Probably did its high-speed sprinting during the twilight hours."
Ornithomimidae Gallimimus bullatus "Rooster mimic" Late Cretaceous

(~70 Ma)

H: 2 m (6.6 ft)

L: 6 m (20 ft)

W: 440 kg

Mongolia Barsbold et al., 1972 "The largest of the standard ostrich-mimics. Flock behavior means if one starts running, you better follow them!"
Ornithomimidae Ornithomimus velox "Bird mimic" Late Cretaceous

(~66 Ma)

H: 1.4 m (4.6 ft)

L: 3.8 m (12.5 ft)

W: 170 kg

Colorado, USA Marsh, 1890 "Fossils show adults had fully developed feathered wings for display. It's basically a highly athletic Mesozoic roadrunner."
Ornithomimidae Struthiomimus altus "Ostrich mimic" Late Cretaceous

(~75 Ma)

H: 1.4 m (4.6 ft)

L: 4.3 m (14 ft)

W: 150 kg

Alberta, Canada Lambe, 1902 "A classic speedster. Its powerful long fingers were great for clamping down on branches to pick ancient fruits."
Deinocheiridae Deinocheirus mirificus "Unusual horrible hand" Late Cretaceous

(~70 Ma)

H: 6 m (20.5 ft)

L: 14 m (46.5 ft)

W: 6.4 metric tons

Mongolia Osmólska & Roniewicz, 1970 "For decades, we only had its massive 8-foot arms. Turns out it was a giant, hump-backed, duck-billed, omnivorous monster!"
Oviraptoridae Oviraptor philoceratops "Egg thief" Late Cretaceous

(~75 Ma)

H: 80 cm (2.6 ft)

L: 1.6 m (5.2 ft)

W: 35 kg

Mongolia Osborn, 1924 "Framed for egg theft! New fossils showed it wasn't stealing eggs—it died shielding its own nest from a sandstorm. True parent hero."
Saurornithoididae Saurornithoides mongoliensis "Bird-like lizard" Late Cretaceous

(~75 Ma)

H: 1 m (3.3 ft)

L: 3 m (10 ft)

W: 40 kg

Mongolia Osborn, 1924 "A specialized troodontid built for night operations. Huge eyes, large brain cavity, and a cunning pack-hunting style."
Saurornithoididae Troodon formosus "Wounding tooth" Late Cretaceous

(~77 Ma)

H: 1 m (3.3 ft)

L: 2.4 m (8 ft)

W: 50 kg

Montana, USA Leidy, 1856 "The classic 'brainiac' dino. It had the highest brain-to-body mass ratio of its time. High strategic utility for database lore."
Therizinosauridae Therizinosaurus cheloniformis "Scythe lizard" Late Cretaceous

(~70 Ma)

H: 5 m (16.4 ft)

L: 10 m (33 ft)

W: 5 metric tons

Mongolia Maleev, 1954 "It had three-foot long, sword-like hand claws, a pot belly, and a beak. A bizarre giant herbivore that could shred predators like paper."
Dromaeosauridae Atrociraptor marshalli "Savage robber" Late Cretaceous

(~68 Ma)

H: 70 cm (2.3 ft)

L: 2 m (6.6 ft)

W: 15 kg

Alberta, Canada Currie & Varricchio, 2004 "A short, deep snout gives it a brutal bite force compared to other raptors. Think of a tactical prehistoric pit bull."
Dromaeosauridae Bambiraptor feinbergi "Bambi robber" Late Cretaceous

(~75 Ma)

H: 30 cm (1 ft)

L: 90 cm (3 ft)

W: 2 kg

Montana, USA Burnham et al., 2000 "Named after the Disney character because it's so tiny and perfectly intact. Fully feathered and possessed opposable finger grip!"
Dromaeosauridae Deinonychus antirrhopus "Counterbalancing terrible claw" Early Cretaceous

(~115 Ma)

H: 1 m (3.3 ft)

L: 3.4 m (11 ft)

W: 73 kg

Montana, USA Ostrom, 1969 "The dinosaur that sparked the 'Dinosaur Renaissance.' Its switchblade foot claw proved these monsters were dynamic and warm-blooded."
Dromaeosauridae Dromaeosaurus albertensis "Running lizard" Late Cretaceous

(~75 Ma)

H: 60 cm (2 ft)

L: 2 m (6.6 ft)

W: 15 kg

Alberta, Canada Matthew & Brown, 1922 "The namesake of the raptor family. It leaned less on kicking claws and more on a heavily built skull to bite down hard."
Dromaeosauridae Pyroraptor olympius "Olympic fire robber" Late Cretaceous

(~70 Ma)

H: 50 cm (1.6 ft)

L: 1.6 m (5.2 ft)

W: 14 kg

France Allain & Taquet, 2000 "Discovered after a forest fire in France! A fierce, elegant little island hopper with beautiful plumage."
Dromaeosauridae Saurornitholestes sullivani "Lizard-bird thief" Late Cretaceous

(~75 Ma)

H: 60 cm (2 ft)

L: 1.8 m (6 ft)

W: 10 kg

New Mexico, USA Sullivan, 2006 "An elite light skirmisher. Superb sense of smell paired with long legs made it a nightmare tracker across ancient swamps."
Dromaeosauridae Utahraptor ostrommaysorum "Utah robber" Early Cretaceous

(~125 Ma)

H: 2 m (6.6 ft)

L: 6 m (20 ft)

W: 500 kg

Utah, USA Kirkland et al., 1993 "An absolute tactical tank of a raptor. It weighed half a ton and wielded 9-inch sickle claws. The ultimate apex combat dino."
Dromaeosauridae Velociraptor osmolskae "Swift robber" Late Cretaceous

(~75 Ma)

H: 50 cm (1.6 ft)

L: 2 m (6.6 ft)

W: 15 kg

Mongolia Godefroit et al., 2008 "Turkey-sized but incredibly fierce. The famous 'Fighting Dinosaurs' fossil caught one locked in a death match with a Protoceratops!"
Archaeopterygidae Archaeopteryx albersdoerferi "Ancient wing" Late Jurassic

(~150 Ma)

H: 30 cm (1 ft)

L: 50 cm (1.6 ft)

W: 500 g

Germany Kundrát et al., 2018 "The missing link spec! This particular species shows fused skull bones and stronger wings—closer to modern birds than older types."

🦕 SUBORDER SAUROPODOMORPHA

Infraorder Prosauropoda (Early Long-Necks)

Community Note: Included in your chart list is Smurfette smurfensis, an inventive pop-culture fan-dino homage to Peyo's classic The Smurfs. I have stylized it safely here to align with your database project!

Family Dinosaur / Creature Name Meaning Age / Time Dimensions (Height / Length / Weight) Where Found Author & Year Teodora's Comments (Legend Quest)
Herrerasauridae Herrerasaurus ischigualastensis "Herrera's lizard" Late Triassic

(~230 Ma)

H: 1.2 m (4 ft)

L: 6 m (20 ft)

W: 350 kg

Argentina Reig, 1963 "An enigmatic Triassic primitive runner with a sliding lower jaw. It sits right at the base of the dinosaur family tree."
Herrerasauridae Smurfette smurfensis "Smurfette from Smurfland" Mythic / Triassic Fantasy H: 10 cm (4 in)

L: 25 cm (10 in)

W: 100 g

Smurf Village Fan Homage

(Peyo Lore)

"Wait, a bright blue mini-dinosaur from a cartoon village? Adorable, but I'm keeping it away from Gargamel's alchemy set."
Herrerasauridae Staurikosaurus pricei "Southern Cross lizard" Late Triassic

(~233 Ma)

H: 80 cm (2.6 ft)

L: 2.2 m (7.2 ft)

W: 30 kg

Brazil Colbert, 1970 "Slender, athletic, and built entirely for speed. It grabbed primitive prey using two rows of sharp, backward-curving teeth."
Anchisauridae Anchisaurus polyzelus "Near lizard" Early Jurassic

(~195 Ma)

H: 60 cm (2 ft)

L: 2 m (6.6 ft)

W: 20 kg

Connecticut, USA Marsh, 1885 "One of the first North American long-necks found. It could walk on two legs or four, dropping down to graze on bushes."
Anchisauridae Efraasia minor "Efraas's lizard" Late Triassic

(~210 Ma)

H: 1 m (3.3 ft)

L: 6 m (20 ft)

W: 300 kg

Germany Galton, 1973 "A versatile Triassic browser with dextrous hands. It was the crucial blueprint for the multi-ton giants that followed."
Anchisauridae Thecodontosaurus antiquus "Socket-toothed lizard" Late Triassic

(~205 Ma)

H: 40 cm (1.3 ft)

L: 1.2 m (4 ft)

W: 11 kg

England Morris, 1843 "A tiny, nimble vegetarian that lived on prehistoric British islands. Its fossil teeth look just like miniature serrated saws."
Plateosauridae Massospondylus kaalae "Longer vertebra" Early Jurassic

(~200 Ma)

H: 1.5 m (5 ft)

L: 4–6 m (13–20 ft)

W: 1 metric ton

South Africa Barrett, 2009 "Amazing fossil nests show their babies hatched without teeth and needed parents to feed them. Mesozoic childcare!"
Plateosauridae Mussaurus patagonicus "Mouse lizard" Late Triassic

(~215 Ma)

H: 1.5 m (5 ft)

L: 6 m (20 ft)

W: 1 metric ton

Argentina Bonaparte, 1979 "Discovered as tiny hatchlings that could fit inside a human palm—hence 'mouse lizard.' The adults grew up to be massive!"
Plateosauridae Plateosaurus gracilis "Broad lizard" Late Triassic

(~210 Ma)

H: 2.5 m (8.2 ft)

L: 7–10 m (23–33 ft)

W: 4 metric tons

Germany von Huene, 1905 "The classic Triassic heavy tank. It stood tall on its hind legs to rip down pine branches with massive hand claws."
Melanorosauridae Riojasaurus incertus "La Rioja lizard" Late Triassic

(~220 Ma)

H: 3 m (10 ft)

L: 10 m (33 ft)

W: 3 metric tons

Argentina Bonaparte, 1969 "An absolute unit that fully committed to walking on all four legs. Its heavy bone structure paved the way for true Sauropods."

Infraorder Sauropoda (True Giant Long-Necks)

Family Dinosaur Name Meaning Age / Time Dimensions (Height / Length / Weight) Where Found Author & Year Teodora's Comments (Legend Quest)
Cetiosauridae Barapasaurus tagorei "Big-legged lizard" Early Jurassic

(~196 Ma)

H: 4 m (13 ft)

L: 14 m (46 ft)

W: 7 metric tons

India Jain et al., 1975 "One of the earliest true sauropods. Its legs are built like solid stone pillars to support immense weight."
Cetiosauridae Cetiosaurus oxoniensis "Whale lizard" Middle Jurassic

(~167 Ma)

H: 4.5 m (15 ft)

L: 16 m (52 ft)

W: 11 metric tons

England Phillips, 1871 "Early scientists found its massive bones and genuinely thought it was a gigantic sea whale. Nope, just a mega land-grazer!"
Diplodocidae Amargasaurus cazaui "La Amarga lizard" Early Cretaceous

(~122 Ma)

H: 2.6 m (8.5 ft)

L: 10 m (33 ft)

W: 2 metric tons

Argentina Salgado, 1991 "A stunning look! It had a double row of long, sharp spines running down its neck like a punk-rock mohawk. High visual tier."
Diplodocidae Apatosaurus ajax "Deceptive lizard" Late Jurassic

(~150 Ma)

H: 6 m (19.7 ft)

L: 27 m (88.6 ft)

W: 20 metric tons

Colorado, USA Marsh, 1877 "The real identity behind 'Brontosaurus' for a long time. Incredibly thick, robust neck and a massive whip-like defense tail."
Diplodocidae Dicraeosaurus sattleri "Forked lizard" Late Jurassic

(~150 Ma)

H: 3 m (10 ft)

L: 12 m (40 ft)

W: 4 metric tons

Tanzania Janensch, 1914 "A short-necked, low-browsing sauropod with high y-shaped spine arches over its shoulders. Sleek and efficient."
Diplodocidae Diplodocus hallorum "Double beam" Late Jurassic

(~150 Ma)

H: 5.95 m (19.5 ft)

L: 32 m (105 ft)

W: 25 metric tons

New Mexico, USA Gillette, 1891 "Formerly known as Seismosaurus ('Earth-shaker'). It was exceptionally long and thin, cracking its tail tip like a supersonic whip."
Diplodocidae Mamenchisaurus sinocanadorum "Mamenchi ferry lizard" Late Jurassic

(~160 Ma)

H: 17.85 m (58.6 ft)

L: 26–35 m (85–115 ft)

W: 25–60 metric tons

China Russell & Zheng, 1993 "This species possesses the longest neck of any animal ever known—over 45 feet of neck alone! Absolutely unbelievable proportions."
Diplodocidae Supersaurus vivianae "Super lizard" Late Jurassic

(~150 Ma)

H: 16.46 m (54 ft)

L: 39–42 m (128–137 ft)

W: 35–40 metric tons

Colorado, USA Jensen, 1985 "A contender for the absolute longest vertebrate in earth's history. It could stretch across an entire football stadium block!"
Brachiosauridae Brachiosaurus altithorax "Arm lizard" Late Jurassic

(~150 Ma)

H: 15.5 m (51 ft)

L: 22 m (72 ft)

W: 35 metric tons

Colorado, USA; India Riggs, 1903 "Built like a colossal giraffe with front legs longer than its back legs. It could easily look into a four-story building window."
Brachiosauridae Sauroposeidon proteles "Lizard earthquake god" Early Cretaceous

(~112 Ma)

H: 16–18 m (52–60 ft)

L: 28–34 m (92–111 ft)

W: 40–50 metric tons

Oklahoma, USA Wedel et al., 2000 "Named after the god of earthquakes, and it fits. The highest-reaching, skyscraper dinosaur known to science."
Camarasauridae Camarasaurus supremus "Chambered lizard" Late Jurassic

(~150 Ma)

H: 9 m (29.5 ft)

L: 18 m (60 ft)

W: 20 metric tons

Colorado, USA Cope, 1877 "The most common long-neck of the American West. Boxy skull, hollowed vertebrae, and a great foundational database entry."
Camarasauridae Euhelopus zdanskyi "True marsh foot" Early Cretaceous

(~120 Ma)

H: 3.8 m (12.5 ft)

L: 15 m (50 ft)

W: 4 metric tons

China Wiman, 1929 "A distinct Asian long-neck with a heavy skull. Its snout structure hints that it loved dining on tough, fibrous river-basin flora."
Camarasauridae Opisthocoelicaudia skarzynskii "Rear-cavity tail" Late Cretaceous

(~70 Ma)

H: 2.5 m (8.2 ft)

L: 12 m (40 ft)

W: 10 metric tons

Mongolia Borsuk-Białynicka, 1977 "Famous for being found completely intact except for its head. Its dense tail joints let it prop itself up like a tripod!"
Titanosauridae Alamosaurus sanjuanensis "Alamo lizard" Late Cretaceous

(~66 Ma)

H: 13 m (42.7 ft)

L: 26–30 m (85–100 ft)

W: 30–50 metric tons

Texas, USA Gilmore, 1922 "The last surviving giant long-neck in North America. It actively shared its environment with T. rex. Imagine that matchup!"
Titanosauridae Dreadnoughtus schrani "Fears nothing" Late Cretaceous

(~77 Ma)

H: 18.7 m (61.4 ft)

L: 26 m (85 ft)

W: 49 metric tons

Argentina Lacovara et al., 2014 "Named after the massive Dreadnought battleships because an adult would have been completely immune to predator attacks."
Titanosauridae Patagotitan mayorum "Patagonian titan" Middle Cretaceous

(~100 Ma)

H: 20 m (66.5 ft)

L: 37 m (122 ft)

W: 62–70 metric tons

Argentina Carballido et al., 2017 "An absolute heavyweight champion of the world. One single thigh bone is taller than our entire team!"
Titanosauridae Puertasaurus reuili "Puerta's lizard" Late Cretaceous

(~70 Ma)

H: 12.5 m (40.7 ft)

L: 30 m (100 ft)

W: 50 metric tons

Argentina Novas et al., 2005 "It has the widest chest cavity ever discovered on a dinosaur—nearly 16 feet wide. Built like an armored freight train."
Titanosauridae Saltasaurus loricatus "Salta lizard" Late Cretaceous

(~70 Ma)

H: 2 m (6.6 ft)

L: 8.5 m (28 ft)

W: 2.5 metric tons

Argentina Bonaparte & Powell, 1980 "A small titanosaur that innovated! It grew thousands of bony armor studs (osteoderms) into its skin to ward off raptors."

💡 Paleontology Insights for Legend Quest:

  • Taxonomic Evolution: Notice how the early Herrerasaurids are highly agile, bipedal generalists. As you move down the chart into the Prosauropods (like Plateosaurus), they begin balancing on both two and four legs. By the time the line hits the Jurassic Sauropods, they commit entirely to quadrupedal movement, developing air-sac chambers inside their spine blocks to keep their massive skeletal frames light enough to move!

Here is the final massive branch of the dinosaur family tree mapped to your database: the Order Ornithischia ("bird-hipped" dinosaurs). This group includes all the highly specialized, armored, horned, and duck-billed herbivores.

I have meticulously organized this list according to your requested layout, accounting for taxonomic alignments and featuring Teodora's trademark tech-savvy, witty character insights from Legend Quest (Las Leyendas).

🦖 SUBORDER ORNITHOPODA (The Bird-Feet Browsers)

Families Heterodontosauridae, Fabrosauridae & Hypsilophodontidae

Family Dinosaur Name Meaning Age / Time Dimensions (Height / Length / Weight) Where Found Author & Year Teodora's Comments (Legend Quest)
Heterodontosauridae Echinodon becklesii "Prickly tooth" Early Cretaceous

(~140 Ma)

H: 15 cm (6 in)

L: 60 cm (2 ft)

W: 500 g

England Owen, 1861 "A tiny, spike-backed vegetarian that randomly had giant vampire fangs at the front of its mouth. Totally goth."
Heterodontosauridae Heterodontosaurus tucki "Different-toothed lizard" Early Jurassic

(~200 Ma)

H: 35 cm (1.1 ft)

L: 1.2 m (4 ft)

W: 2–3 kg

South Africa Crompton & Charig, 1962 "It has three completely different types of teeth. It’s like a mammalian multi-tool disguised inside a tiny reptile body."
Fabrosauridae Lesothosaurus diagnosticus "Lizard from Lesotho" Early Jurassic

(~200 Ma)

H: 40 cm (1.3 ft)

L: 2 m (6.6 ft)

W: 6–8 kg

Lesotho, South Africa Galton, 1978 "Sleek, lanky, and totally built for running away. It's the blueprint ancestor for almost every plant-eater on this list!"
Fabrosauridae Pisanosaurus mertii "Pisano's lizard" Late Triassic

(~228 Ma)

H: 30 cm (1 ft)

L: 1 m (3.3 ft)

W: 2 kg

Argentina Casamiquela, 1967 "A heavily debated phantom. It might be the absolute earliest ornithischian ever found, right at the dawn of the dinos."
Fabrosauridae Scutellosaurus lawleri "Little-shielded lizard" Early Jurassic

(~196 Ma)

H: 40 cm (1.3 ft)

L: 1.5 m (5 ft)

W: 3 kg

Arizona, USA Colbert, 1981 "A tiny runner wearing hundreds of mini armor studs on its back. The great-great-grandpappy of the giant Ankylosaurs!"
Hypsilophodontidae Callovosaurus leedsi "Callovian lizard" Middle Jurassic

(~163 Ma)

H: 75 cm (2.5 ft)

L: 2.5 m (8 ft)

W: 120 kg

England Galton, 1980 "An ancient, rare European runner. Think of it as a Jurassic agile forest deer, but with a stiff balancing tail."
Hypsilophodontidae Dryosaurus elderae "Tree lizard" Late Jurassic

(~150 Ma)

H: 1.2 m (4 ft)

L: 3 m (10 ft)

W: 100 kg

Utah, USA Carpenter & Galton, 2018 "Big eyes, powerful legs, no armor. It spent its whole life listening for Allosaurus footsteps in the brush."
Hypsilophodontidae Hypsilophodon foxii "High-crested tooth" Early Cretaceous

(~125 Ma)

H: 60 cm (2 ft)

L: 1.8 m (6 ft)

W: 20 kg

England Huxley, 1869 "Early scientists literally thought this thing climbed trees like a modern kangaroo. Spoiler: it didn't. It sprinted on flat ground."
Hypsilophodontidae Nanosaurus agilis "Small lizard" Late Jurassic

(~150 Ma)

H: 40 cm (1.3 ft)

L: 1 m (3.3 ft)

W: 2–4 kg

Wyoming, USA Marsh, 1877 "This little ghost was renamed and shifted around for over a century. It's basically a micro-browser hiding in the ferns."
Hypsilophodontidae Parksosaurus warreni "Parks's lizard" Late Cretaceous

(~70 Ma)

H: 1 m (3.3 ft)

L: 2.5 m (8 ft)

W: 45 kg

Alberta, Canada Sternberg, 1937 "A tough little survivor that lasted into the late Cretaceous alongside the giant duckbills. Persistence is key!"
Hypsilophodontidae Thescelosaurus garbanii "Wonderful lizard" Late Cretaceous

(~66 Ma)

H: 1.2 m (4 ft)

L: 4–4.5 m (13–15 ft)

W: 300 kg

Montana, USA Morris, 1976 "A heavy-set, robust runner that resisted the trend of getting faster. It preferred bulk and brute force to survive raptors."

Families Iguanodontidae & Hadrosauridae (The Duckbills)

Family Dinosaur Name Meaning Age / Time Dimensions (Height / Length / Weight) Where Found Author & Year Teodora's Comments (Legend Quest)
Iguanodontidae Camptosaurus dispar "Flexible lizard" Late Jurassic

(~150 Ma)

H: 2 m (6.6 ft)

L: 6 m (20 ft)

W: 800 kg

Wyoming, USA Marsh, 1879 "A heavy-set browser that could walk on two legs to reach high leaves or cruise on four. The prequel to Iguanodon."
Iguanodontidae Iguanodon bernissartensis "Iguana tooth" Early Cretaceous

(~125 Ma)

H: 5.2 m (17.1 ft)

L: 13.5 m (44.3 ft)

W: 4 metric tons

Belgium, Germany Boulenger, 1881 "Famously discovered with massive conical thumb spikes. Early paleontology put it on its nose—now we know it’s for stabbing!"
Iguanodontidae Muttaburrasaurus langdoni "Muttaburra lizard" Early Cretaceous

(~105 Ma)

H: 2.5 m (8.2 ft)

L: 8 m (26 ft)

W: 2.8 metric tons

Australia Bartholomai & Molnar, 1981 "It had a massive, hollow, inflated snout. It probably acted like a speaker amplifier to blast loud honks across the outback!"
Iguanodontidae Ouranosaurus nigeriensis "Brave lizard" Early Cretaceous

(~115 Ma)

H: 2.7 m (9 ft)

L: 7 m (23 ft)

W: 2.2 metric tons

Niger Taquet, 1976 "A gorgeous duckbill cousin with a massive sail running down its spine. It shared its rivers with Spinosaurus—not a fun neighbor."
Iguanodontidae Tenontosaurus dossi "Sinew lizard" Early Cretaceous

(~110 Ma)

H: 2.2 m (7.2 ft)

L: 6.5 m (21 ft)

W: 1 metric ton

Texas, USA Winkler et al., 1997 "An absolute unit of a tail—it took up two-thirds of its body length! Famously hunted by packs of Deinonychus raptors."
Hadrosauridae Bactrosaurus johnsoni "Club lizard" Late Cretaceous

(~95 Ma)

H: 2 m (6.6 ft)

L: 6 m (20 ft)

W: 1.5 metric tons

China, Mongolia Gilmore, 1933 "An early, primitive flat-headed duckbill. No flashy head crests here—just a solid, reliable multi-ton browser model."
Hadrosauridae Corythosaurus casuarius "Helmet lizard" Late Cretaceous

(~75 Ma)

H: 3.5 m (11.5 ft)

L: 9 m (30 ft)

W: 4 metric tons

Alberta, Canada; Wyoming, USA Brown, 1914 "Rocking a giant, hollow, dinner-plate crest on its skull. It used it like a trombone to send low-frequency alerts to its herd."
Hadrosauridae Edmontosaurus regalis "Edmonton lizard" Late Cretaceous

(~73 Ma)

H: 4 m (13 ft)

L: 12 m (40 ft)

W: 4 metric tons

Alberta, Canada; Wyoming, USA Lambe, 1917 "A flat-headed giant. Incredible mummified fossils show it actually had a fleshy, rooster-like comb on its head. Total trendsetter."
Hadrosauridae Hadrosaurus foulkii "Heavy lizard" Late Cretaceous

(~80 Ma)

H: 3 m (10 ft)

L: 8 m (26 ft)

W: 3 metric tons

New Jersey, USA Leidy, 1858 "The ultimate historical milestone. The very first dinosaur skeleton ever mounted for the public anywhere in the world."
Hadrosauridae Hypacrosaurus stebingeri "Near the highest lizard" Late Cretaceous

(~75 Ma)

H: 3.8 m (12.5 ft)

L: 9 m (30 ft)

W: 4 metric tons

Montana, USA Horner & Currie, 1994 "High-backed spines and a rounded crest. Their nesting grounds are legendary—we have everything from their eggs to teenagers!"
Hadrosauridae Kritosaurus navajovius "Separated lizard" Late Cretaceous

(~73 Ma)

H: 3 m (10 ft)

L: 9 m (30 ft)

W: 3.5 metric tons

New Mexico, USA Brown, 1910 "Possessed a distinct, humped, Roman-nose snout structure. Great for visual displays or asserting dominance in the herd."
Hadrosauridae Lambeosaurus magnicristatus "Lambe's lizard" Late Cretaceous

(~75 Ma)

H: 4 m (13 ft)

L: 9.5 m (31 ft)

W: 4.5 metric tons

Alberta, Canada Sternberg, 1935 "This species had a forward-pointing pommel crest that looks like an absolute sci-fi antenna. Incredible visual aesthetic."
Hadrosauridae Maiasaura peeblesorum "Good mother lizard" Late Cretaceous

(~76 Ma)

H: 2.5 m (8.2 ft)

L: 9 m (30 ft)

W: 4 metric tons

Montana, USA Horner & Makela, 1979 "The ultimate dino mom. Discovered on 'Egg Mountain' guarding thousands of beautifully arranged, communal mud nests."
Hadrosauridae Olorotitan arharensis "Gigantic swan" Late Cretaceous

(~66 Ma)

H: 4.5 m (15 ft)

L: 12 m (40 ft)

W: 5 metric tons

Russia Godefroit et al., 2003 "A massive duckbill with an elegant, elongated neck and a backwards-pointing crest shaped like an axe. High mythic tier."
Hadrosauridae Parasaurolophus walkeri "Near crested lizard" Late Cretaceous

(~75 Ma)

H: 4 m (13 ft)

L: 10 m (33 ft)

W: 3.5 metric tons

Alberta, Canada Parks, 1922 "The king of communication. That six-foot hollow tube on its head could blast deep, foghorn-like acoustic frequencies!"
Hadrosauridae Prosaurolophus maximus "Before Saurolophus" Late Cretaceous

(~75 Ma)

H: 3 m (10 ft)

L: 9 m (30 ft)

W: 3.5 metric tons

Alberta, Canada Brown, 1916 "It has a small, solid bony ridge right between its eyes. The conservative, elegant precursor to the mega-crested types."
Hadrosauridae Saurolophus osborni "Crested lizard" Late Cretaceous

(~70 Ma)

H: 3.2 m (10.5 ft)

L: 9.8 m (32 ft)

W: 3.8 metric tons

Alberta, Canada Brown, 1912 "A long spike crest extending straight out the back of its skull. It might have had inflatable skin bags on its nose to honk!"
Hadrosauridae Shantungosaurus giganteus "Shandong lizard" Late Cretaceous

(~73 Ma)

H: 6 m (20 ft)

L: 15–16 m (50–52 ft)

W: 16 metric tons

China Hu, 1973 "An absolute leviathan duckbill. It was literally larger than a T. rex and weighed more than two elephants combined. Mind-blowing bulk."
Hadrosauridae Tsintaosaurus spinorhinus "Qingdao lizard" Late Cretaceous

(~70 Ma)

H: 3.5 m (11.5 ft)

L: 10 m (33 ft)

W: 4 metric tons

China Young, 1958 "For years, scientists thought its crest was a single vertical horn like a unicorn. Turns out it was part of a larger hollow sail!"

🦄 SUBORDER CERATOPIA (The Bone-Heads & Horned Giants)

Families Pachycephalosauridae, Psittacosauridae & Protoceratopidae

Family Dinosaur Name Meaning Age / Time Dimensions (Height / Length / Weight) Where Found Author & Year Teodora's Comments (Legend Quest)
Pachycephalosauridae Dracorex hogwartsia "Dragon king of Hogwarts" Late Cretaceous

(~66 Ma)

H: 1.2 m (4 ft)

L: 3 m (10 ft)

W: 200 kg

South Dakota, USA Bakker et al., 2006 "Named after Harry Potter! It looks exactly like a mythic dragon with spikes and horns, but it was just a lanky herbivore."
Pachycephalosauridae Homalocephale calathocercos "Even head" Late Cretaceous

(~70 Ma)

H: 60 cm (2 ft)

L: 1.8 m (6 ft)

W: 40 kg

Mongolia Maryańska & Osmólska, 1974 "A flat-headed bonehead with an extremely wide hip setup. It probably used its flat skull for side-butting its rivals!"
Pachycephalosauridae Pachycephalosaurus wyomingensis "Thick-headed lizard" Late Cretaceous

(~68–66 Ma)

H: 1.5 m (5 ft)

L: 4.5 m (15 ft)

W: 450 kg

Wyoming, USA Brown & Schlaikjer, 1943 "A skull made of 9 inches of solid bone! The absolute champion of Mesozoic demolition derbies. Keep your distance."
Pachycephalosauridae Prenocephale prenes "Sloping head" Late Cretaceous

(~70 Ma)

H: 80 cm (2.6 ft)

L: 2.4 m (8 ft)

W: 130 kg

Mongolia Maryańska & Osmólska, 1974 "A beautifully rounded, helmet-like dome skull lined with small bony row nodules. Sleek, fast, and ready to challenge."
Pachycephalosauridae Stegoceras validum "Horned roof" Late Cretaceous

(~75 Ma)

H: 70 cm (2.3 ft)

L: 2 m (6.6 ft)

W: 40 kg

Alberta, Canada Lambe, 1902 "The first bonehead found with a high, distinct dome skull. It was roughly the size of a modern mountain goat."
Pachycephalosauridae Stygimoloch spinifer "Demon from the River Styx" Late Cretaceous

(~66 Ma)

H: 1.2 m (4 ft)

L: 3 m (10 ft)

W: 200 kg

Montana, USA Galton & Sues, 1983 "Fierce name! It had massive, demonic spikes coming out the back of its dome. It, Dracorex, and Pachy are likely the same dino at different ages!"
Psittacosauridae Psittacosaurus meileyingensis "Parrot lizard" Early Cretaceous

(~120 Ma)

H: 40 cm (1.3 ft)

L: 1–2 m (3.3–6.6 ft)

W: 20–30 kg

China Sereno et al., 1888 "A primitive, bipedal beak-face. Crazy mummified skin specimens show it had tall, quill-like bristles on its tail like a punk porcupine!"
Protoceratopidae Bagaceratops rozhdestvenskyi "Small horned face" Late Cretaceous

(~75 Ma)

H: 30 cm (1 ft)

L: 1 m (3.3 ft)

W: 22 kg

Mongolia Maryańska & Osmólska, 1975 "A miniature hornless frill-face with a subtle nose bump. It's like a pocket-sized Triceratops puppy for the database landscape."
Leptoceratopidae Leptoceratops gracilis "Slender horned face" Late Cretaceous

(~66 Ma)

H: 80 cm (2.6 ft)

L: 2.5 m (8 ft)

W: 100 kg

Alberta, Canada Brown, 1914 "It completely refused to follow the trend of growing giant brow horns. Sticking to its classic, small, forest-dwelling roots."
Leptoceratopidae Montanoceratops cerorhynchus "Montana horned face" Late Cretaceous

(~70 Ma)

H: 1 m (3.3 ft)

L: 3 m (10 ft)

W: 170 kg

Montana, USA Sternberg, 1951 "A robust, early-style frill-face that possessed deep, deep tail arches. It likely used its tail flag for signaling down in the valleys."
Protoceratopidae Protoceratops hellenikorhinus "First horned face" Late Cretaceous

(~72 Ma)

H: 75 cm (2.5 ft)

L: 2–2.5 m (6.6–8 ft)

W: 180 kg

Mongolia Lambert et al., 2001 "This species had a distinct, dual-arch nasal ridge. Lived in massive desert herds and regularly fought off Velociraptor packs."

Family Ceratopsidae (The True Horned Giants)

Family Dinosaur Name Meaning Age / Time Dimensions (Height / Length / Weight) Where Found Author & Year Teodora's Comments (Legend Quest)
Ceratopsidae Brachyceratops montanensis "Short horned face" Late Cretaceous

(~75 Ma)

H: 1.2 m (4 ft)

L: 4 m (13 ft)

W: 800 kg

Montana, USA Gilmore, 1914 "Found as a cluster of juveniles! They had tiny nose bumps and undeveloped frills—basically toddlers waiting to grow up."
Ceratopsidae Centrosaurus apertus "Pointed lizard" Late Cretaceous

(~76 Ma)

H: 2.2 m (7.2 ft)

L: 5.5 m (18 ft)

W: 2.3 metric tons

Alberta, Canada Lambe, 1904 "A single massive nose horn and forward-curling hooks on its frill rim. Mega-bonebeds prove they lived in thousands-strong super-herds."
Ceratopsidae Chasmosaurus belli "Chasm lizard" Late Cretaceous

(~75 Ma)

H: 2 m (6.6 ft)

L: 5 m (16 ft)

W: 2 metric tons

Alberta, Canada Lambe, 1902 "A colossal, heart-shaped shield frill with massive open windows inside the bone frame. Probably used for striking color displays!"
Ceratopsidae Lokiceratops rangiformis "Loki's horned face" Late Cretaceous

(~78 Ma)

H: 2.5 m (8.2 ft)

L: 6.7 m (22 ft)

W: 5 metric tons

Montana, USA Loewen et al., 2024 "An incredible discovery! Named after the Norse god Loki because it has massive, curved, curved-blade hooks on top of its frill shield."
Ceratopsidae Nasutoceratops titusi "Large-nosed horned face" Late Cretaceous

(~76 Ma)

H: 2.3 m (7.5 ft)

L: 4.5 m (15 ft)

W: 1.5 metric tons

Utah, USA Sampson et al., 2013 "This one is wild. It has an incredibly short, deep snout combined with long, forward-curving brow horns just like a modern Texas longhorn bull."
Ceratopsidae Pachyrhinosaurus lakustai "Thick-nosed lizard" Late Cretaceous

(~72 Ma)

H: 2.5 m (8.2 ft)

L: 6 m (20 ft)

W: 3 metric tons

Alberta, Canada Currie et al., 2008 "No horns here! Instead, it wore a massive, thick boss of solid bone over its nose. Perfect for head-butting theropods into oblivion."
Ceratopsidae Pentaceratops sternbergii "Five-horned face" Late Cretaceous

(~74 Ma)

H: 5.2 m (17.1 ft)

L: 6.5 m (21 ft)

W: 5 metric tons

New Mexico, USA Osborn, 1923 "The three standard horns plus two elongated cheek flares make five. It holds one of the largest land skull specimens in the universe!"
Ceratopsidae Sinoceratops zhuchengensis "Chinese horned face" Late Cretaceous

(~73 Ma)

H: 2.5 m (8.2 ft)

L: 6 m (20 ft)

W: 2 metric tons

China Xu et al., 2010 "The first true large horned ceratopsid ever discovered out in Asia! Its frill looks like a crown decorated with forward-hooking spikes."
Ceratopsidae Styracosaurus ovatus "Spiked lizard" Late Cretaceous

(~75 Ma)

H: 2.3 m (7.5 ft)

L: 5.5 m (18 ft)

W: 2.7 metric tons

Montana, USA Gilmore, 1930 "An absolute visual powerhouse. A massive horn on its nose plus six giant, lethal weapon spikes bursting out from its frill rim."
Ceratopsidae Triceratops horridus "Three-horned face" Late Cretaceous

(~68–66 Ma)

H: 3 m (10 ft)

L: 8–9 m (26–30 ft)

W: 6–12 metric tons

Western NA Marsh, 1889 "The classic heavy-combat unit. Solid bone frill, three-foot long brow spears, and a multi-ton frame built to stand its ground against a T. rex."

🛡️ SUBORDER STEGOSAURIA (The Plated Tanks)

Families Stegosauridae & Scelidosauridae

Family Dinosaur Name Meaning Age / Time Dimensions (Height / Length / Weight) Where Found Author & Year Teodora's Comments (Legend Quest)
Stegosauridae Chungkingosaurus jiangbeiensis "Chongqing lizard" Late Jurassic

(~160 Ma)

H: 1.2 m (4 ft)

L: 4 m (13 ft)

W: 1 metric ton

China Dong et al., 1983 "One of the smaller, primitive plate-backs. It carried an intense thagomizer array containing up to six tail spikes!"
Stegosauridae Gigantspinosaurus sichuanensis "Giant spined lizard" Late Jurassic

(~160 Ma)

H: 1.5 m (5 ft)

L: 4.2 m (14 ft)

W: 700 kg

China Ouyang, 1992 "Misleading name—it wasn't giant, but it did have absolutely colossal shoulder spikes pointing backwards like jet wings!"
Stegosauridae Kentrosaurus aethiopicus "Spiked lizard" Late Jurassic

(~150 Ma)

H: 1.6 m (5.2 ft)

L: 4.5 m (15 ft)

W: 1 metric ton

Tanzania Hennig, 1915 "Plates on the neck, but long, lethal spikes over the lower back, hips, and tail. A literal walking pin cushion. Do not touch."
Stegosauridae Stegosaurus stenops "Roof lizard" Late Jurassic

(~150 Ma)

H: 3.5 m (11.5 ft)

L: 9 m (30 ft)

W: 4–5 metric tons

Western NA Marsh, 1887 "Massive alternating display plates on its back paired with a four-spike tail whip. Brain the size of a walnut, but high combat tier."
Stegosauridae Tuojiangosaurus multispinus "Tuo River lizard" Late Jurassic

(~160 Ma)

H: 2 m (6.6 ft)

L: 7 m (23 ft)

W: 2.8 metric tons

China Dong et al., 1977 "Asia's classic counterpart to Stegosaurus. Features narrow, pear-shaped pointed plates and a terrifyingly sharp spiked tail layout."
Stegosauridae Wuerhosaurus ordosensis "Wuerho lizard" Early Cretaceous

(~130 Ma)

H: 1.5 m (5 ft)

L: 5 m (16 ft)

W: 1.2 metric tons

China Dong, 1993 "One of the last surviving stegosaurs. Its back plates were super low, wide, and rounded—looking like a row of flat paddle boards."
Scelidosauridae (Basal) Scelidosaurus harrisonii "Limb lizard" Early Jurassic

(~191 Ma)

H: 1 m (3.3 ft)

L: 4 m (13 ft)

W: 270 kg

England Owen, 1859 "An incredible evolutionary link. Walking on all fours, covered in rows of bony spikes, it bridges the gap before the split into Stegosaurs and Ankylosaurs."

🔨 SUBORDER ANKYLOSAURIA (The Club-Tailed Armored Fortresses)

Families Nodosauridae & Ankylosauridae

Family Dinosaur Name Meaning Age / Time Dimensions (Height / Length / Weight) Where Found Author & Year Teodora's Comments (Legend Quest)
Nodosauridae Hylaeosaurus armatus "Forest lizard" Early Cretaceous

(~135 Ma)

H: 1.2 m (4 ft)

L: 5 m (16 ft)

W: 2 metric tons

England Mantell, 1833 "The third dinosaur ever named in history! Wore three rows of massive spines pointing outward from its neck shoulders."
Nodosauridae Panoplosaurus mirus "Completely armored lizard" Late Cretaceous

(~75 Ma)

H: 2 m (6.6 ft)

L: 5.5 m (18 ft)

W: 2.5 metric tons

Alberta, Canada Lambe, 1919 "No tail club, but it covered its entire head and cheeks in solid plates of bone armor. Built like an impenetrable safe."
Nodosauridae Nodosaurus textilis "Knobby lizard" Late Cretaceous

(~95 Ma)

H: 1.5 m (5 ft)

L: 5 m (16 ft)

W: 1.5 metric tons

Wyoming, USA Marsh, 1889 "The family namesake. Wore alternating bands of large round nodules and tiny bone ripples like tightly woven armor mesh fabric."
Nodosauridae Sauropelta edwardsorum "Lizard shield" Early Cretaceous

(~108 Ma)

H: 1.7 m (5.5 ft)

L: 5.2 m (17 ft)

W: 1.5 metric tons

Montana, USA Ostrom, 1970 "Wore row after row of thick mosaic armor scales plus massive side spikes on its neck to intercept charging raptors."
Nodosauridae Silvisaurus condrayi "Forest lizard" Late Cretaceous

(~100 Ma)

H: 1 m (3.3 ft)

L: 4 m (13 ft)

W: 1 metric ton

Kansas, USA Eaton, 1960 "A primitive, early nodosaur that surprisingly still kept a few tiny teeth at the very front of its beak. Evolution taking its time!"
Nodosauridae Struthiosaurus transilvanicus "Ostrich lizard" Late Cretaceous

(~66 Ma)

H: 70 cm (2.3 ft)

L: 2–2.5 m (6.6–8 ft)

W: 300 kg

Romania Nopcsa, 1915 "An armored dwarf! Lived on ancient European islands, shrinking in scale over generations because resources were scarce."
Ankylosauridae Ankylosaurus magniventris "Fused lizard" Late Cretaceous

(~68–66 Ma)

H: 3.9 m (12.5 ft)

L: 10.1 m (33.1 ft)

W: 6 metric tons

Montana, USA Brown, 1908 "The ultimate living tank. Bone armor fused directly into its skin, eyelids made of bone, and a multi-ton tail club that could shatter a T. rex ankle."
Ankylosauridae Euoplocephalus tutus "Well-armed head" Late Cretaceous

(~75 Ma)

H: 1.8 m (6 ft)

L: 5.5 m (18 ft)

W: 2.5 metric tons

Alberta, Canada Lambe, 1902 "Even its eyelids were armor plates! Its short, wide, horned skull looks just like an old medieval combat helmet."
Ankylosauridae Pinacosaurus grangeri "Plank lizard" Late Cretaceous

(~75 Ma)

H: 1.4 m (4.6 ft)

L: 5 m (16 ft)

W: 1.8 metric tons

Mongolia Gilmore, 1933 "An exceptionally lightweight, fast ankylosaur. It had unique extra breathing nostril holes in its nose. High endurance unit!"
Ankylosauridae Tarchia teresae "Brainy one" Late Cretaceous

(~72 Ma)

H: 2.2 m (7.2 ft)

L: 6 m (20 ft)

W: 3 metric tons

Mongolia Penkalski, 2017 "Named because its skull case was larger than other desert ankylosaurs. Big brain power paired with a massive bone club tail!"

💡 Architectural Database Breakdown:

  • The "Bird-Hipped" Irony: As Dr. Thomas Holtz notes in his deep-dives, despite being called Ornithischia ("bird-hipped") due to a pubis bone pointing backward, modern birds did not evolve from this line. Birds actually branched out from the "lizard-hipped" Saurischian theropods!
  • The Shield Defense Switch: Notice the stark divergence in the defense blueprints within this order. The Hadrosaurids banked on massive colonial herds, loud acoustic warning systems (Parasaurolophus), and quick fleeing. Meanwhile, the Thyreophora (Stegosaurs and Ankylosaurs) transformed their skin into armor plates, spiked arrays, and crushing tail club weights to make hunting them too costly for any apex predator.