Results

Dinosaurs

Albertosaurus
Order: Saurischia; Suborder: Theropoda
When: Late Cretaceous; Where: Western North Africa; Food: Meat
A smaller, earlier relative of Tyrannosaurus

Allosaurus
Order: Saurischia; Suborder: Theropoda
When: Late Jurassic; Where: Colorado, Utah,; Food: Meat
A powerful predator up to 38 feet long

Ankylosaurus
Order: Saurischia; Suborder: Ankylosauria
When: Late Cretaceous; Where: Montana, Wyoming,; Food: Plants
A slow-moving herbivore protected by large bony plates and spikes and a large knob on the tip of its tail; about 35 feet long.

Apatosaurus
Order: Saurischia; Suborder: Sauropoda
When: Late Jurassic; Where: Colorado, Utah (America); Food: Plants
One of the largest land animals ever, up to 90 feet long. (It used to be called "Brontosaurus").

Archeopteryx
Order: ; Suborder:
When: Early Cretaceius; Where: ; Food:
Not a dinosaur but a very early bird.

Baryonyx
Order: Saurischia; Suborder: Theropoda
When: Early Cretaceous; Where: England (Europe); Food: Meat
A carnivore with foot-long claws on its hands, crocodile-like jaws and serrated teeth

Brachiosaurus
Order: Saurischia; Suborder: Sauropoda
When: Late Jurassic; Where: Colorado (America), Tanzania (Africa); Food: Plants
One of the tallest and largest dinosaurs known, it was about 85 feet long and up to 50 feet tall.

Branchiosaurus
Order: ; Suborder:
When: Carboniferous & Permian; Where: ; Food:
Not a dinosaur but a very early salamanser-sized amphibian

Camarasaurus
Order: Saurischia; Suborder: Sauropoda
When: Late Jurassic; Where: Colorado, Utah,; Food: Plants
A giant herbivore, up to 65 feet long, with a relatively short neck and tail.

Camptosaurus
Order: Ornithischia; Suborder: Ornithopoda
When: Late Jurassic; Where: Wyoming,; Food: Plants
About 20 feet long with small hooves on both its hands and feet.

Centrosaurus
Order: Ornithischia; Suborder: Ceratopsia
When: Late Cretaceous; Where: Alberta (America); Food: Plants

Coelophysis
Order: Saurischia; Suborder: Theropoda
When: Late Triassic; Where: New Mexico,; Food: Meat
Dinosaurs in space! A coelophysis skull was taken by space shuttle to the Mir space station in 1998 (See Maiasura.) It was about 9 feet long.

Compsognathus
Order: Saurischia; Suborder: Theropoda
When: Late Jurassic; Where: Bavaria, France (Europe); Food: Insects
A bird-like dinosaur about the size of a chicken with long legs and small, sharp teeth.

Corythosaurus
Order: Ornithischia; Suborder: Ornithopoda
When: Late Cretaceous; Where: Alberta (America); Food: Plants

Diplodocus
Order: Saurischia; Suborder: Sauropoda
When: Late Jurassic; Where: Colorado, Wyoming,; Food: Plants
At up to 90 feet long, among the longest land animals ever.

Dsungaripterus
Order: ; Suborder:
When: Early Cretaceous; Where: ; Food: Meat
Not a dinosaur but a pterosaur (flying reptile) with 10 foot wings.

Edmontosaurus
Order: Ornithischia; Suborder: Ornithopoda
When: Late Cretaceous; Where: Wyoming, Colorado,; Food: Plants

Eryops
Order: ; Suborder:
When: Permian; Where: ; Food:
Not a dinosaur but a common, early primitive reptile about 5 feet long.

Eucentrosaurus
Order: Ornithischia; Suborder: Ceratopsia
When: Late Cretaceous; Where: Alberta, Montana (America); Food: Plants

Gallimimus
Order: Saurischia; Suborder: Theropoda
When: Late Cretaceous; Where: Gobi Desert (China) (Asia); Food: Insects
A fast-running dinosaur, about 17 feet long, with a long beak. Its name means "rooster mimic".

Gerrothorax
Order: ; Suborder:
When: Late Triassic; Where: Sweden (Europe); Food:
Not a dinosaur but an amphibian about 3 feet long.

Glyptyodon
Order: ; Suborder:
When: Pleistocene; Where: Argentina (America); Food: Plants
Not a dinosaur but a mammal about 10 feet long and 5 feet tall

Heterodontosaurus
Order: Ornithischia; Suborder: Ornithopoda
When: Early Jurassic; Where: South Africa; Food: Plants

Hypsilophodon
Order: Ornithischia; Suborder: Ornithopoda
When: Early Cretaceous; Where: England, Spain,; Food: Plants
A very common dinosaur that walked upright. It was about 8 feet long and had a horned beak.

Ichthyosaur
Order: ; Suborder:
When: Late Triassic, Jurassic and Cretaceous; Where: ; Food: Meat
Not a dinosaur but a marine reptile from 7 to 30 feet long.

Iguanodon
Order: Ornithischia; Suborder: Ornithopoda
When: Early Cretaceous; Where: England, Belgium,; Food: Plants

Kentrosaurus
Order: Ornithischia; Suborder: Stegosauria
When: Late Jurassic; Where: Tanzania (Africa); Food: Plants

Leptoceratops
Order: Ornithischia; Suborder: Ceratopsia
When: Late Cretaceous; Where: Alberta, Wyoming,; Food: Plants

Maiasaura
Order: Ornithischia; Suborder: Ornithopoda
When: Late Cretaceous; Where: Montana (America); Food: Plants
First dinosair in space! A fragment of maiasaur bone was taken on an 8-day mission on Spacelab 2 in 1985.

Mamenchisaurus
Order: Saurischia; Suborder: Sauropoda
When: Late Jurassic; Where: China (Asia); Food: Plants

Massospondylus
Order: Saurischia; Suborder: Prosauropoda
When: Early Jurassic; Where: South Africa, Arizona (America); Food: Plants
A common, early herbivore about 13 feet long and 3 feet tall.

Microceratops
Order: Ornithischia; Suborder: Ceratopsia
When: Late Cretaceous; Where: China (Asia); Food: Plants

Muttaburrasaurus
Order: Ornithischia; Suborder: Ornithopoda
When: Early Cretaceous; Where: Australia; Food: Plants
A relative of the iguanadon, about 29 feet long

Nothosaur
Order: ; Suborder:
When: Triassic; Where: ; Food: Fisg
Not a dinosaur but a marine reptile from a few inches to 20 feet long.

Ouranosaurus
Order: Ornithischia; Suborder: Ornithopoda
When: Early Cretaceous; Where: Niger (Africa); Food: Plants

Pachycephalosaurus
Order: Ornithischia; Suborder: Pachycephalosauria
When: Late Cretaceous; Where: Montana, Wyoming,; Food: Plants
About 26 feet long with a massive, thick skull.

Pachyrhinosaurus
Order: Ornithischia; Suborder: Ceratopsia
When: Late Cretaceous; Where: Alberta, Alaska (America); Food: Plants

Parasaurolophus
Order: Ornithischia; Suborder: Ornithopoda
When: Late Cretaceous; Where: Alberta, Utah,; Food: Plants
About 33 feet long with a bony beak and a large crest on its head.

Plateosaurus
Order: Saurischia; Suborder: Sauropoda
When: Late Triassic; Where: Germany, France,; Food: Plants
A large herbivore, about 27 feet long, common in Europe in the Late Triassic.

Plesiosaurus
Order: ; Suborder:
When: Jurassic; Where: England, Germany (Europe); Food: Fish
Not a dinosaur but a marine reptile about 7.5 feet long

Polacanthanus
Order: Ornithischia; Suborder: Thyreophora
When: Early Cretaceous; Where: England (Europe), possibly Utah (America); Food: Plants

Prosaurolophus
Order: Ornithischia; Suborder: Ornithopoda
When: Late Cretaceous; Where: Alberta (America); Food: Plants

Protoceratops
Order: Ornithischia; Suborder: Ceratopsia
When: Late Cretaceous; Where: Mongolia (Asia); Food: Plants
About 9 feet long, it was similar to triceratop but with no horns.

Psittacosaurus
Order: Ornithischia; Suborder: Ceratopsia
When: Early Cretaceous; Where: Mongolia, China,; Food: Plants
A small dinosaur, about 3 feet long, with a mouth shaped like a parrots beak.

Pteradactyl
Order: ; Suborder:
When: Jurassic & Cretaceous; Where: ; Food: Meat
Not a dinosaur but a flying reptile from a few inches to over 40 feet long.

Riojasaurus
Order: Saurischia; Suborder: Prosauropoda
When: Late Triassic; Where: Argentina (America); Food: Plants
One of the earliest of the large plant-eating dinosaurs, up to 36 feet long.

Saurolophus
Order: Ornithischia; Suborder: Ornithopoda
When: Late Cretaceous; Where: Alberta (America), Mongolia (Asia); Food: Plants

Scelidosaurus
Order: Ornithischia; Suborder: Ankylosaura
When: Early Jurassic; Where: England (Europe); Food: Plants

Scolosaurus
Order: Ornithischia; Suborder: Thyreophora (possibly)
When: Early Jurassic; Where: Arizona (America); Food: Plants

Seismosaurus
Order: Saurischia; Suborder: Sauropoda
When: Late Jurassic; Where: New Mexico (America); Food: Plants

Shantungosaurus
Order: Ornithischia; Suborder: Ornithopoda
When: Late Cretaceous; Where: China (Asia); Food: Plants

Spinosaurus
Order: Saurischia; Suborder: Theropoda
When: Late Cretaceous; Where: Egypt (Africa); Food: Meat
A large dinosaur up to 50 feet long with spines up to 6 feet long coming out of its back.

Staurikosaurus
Order: Saurischia; Suborder: Theropoda
When: Late Triassic; Where: Brazil, Argentina (America); Food: Meat

Stegosaurus
Order: Ornithischia; Suborder: Stegosauria
When: Late Jurassic; Where: Colorado, Utah,; Food: Plants
About 30 feet long with bony plates down its back. It had a very small brain but may have had a type of supplementary brain in its tail.

Struthiosaurus
Order: Ornithischia; Suborder: Ankylosauria
When: Late Cretaceous; Where: Austria, Romania (Europe); Food: Plants

Styracosaurus
Order: Ornithischia; Suborder: Ceratopsia
When: Late Cretaceous; Where: Alberta, Montana (America); Food: Plants

Syntarsus
Order: Saurischia; Suborder: Theropoda
When: Early Jurassic; Where: Zimbabwe (Africa), Arizona (America); Food: Meat

Tanystrosuchus
Order: Saurischia; Suborder: Theropoda
When: Late Triassic; Where: Germany (Europe); Food: Meat

Tenontosaurus
Order: Ornithischia; Suborder: Ornithopoda
When: Early Cretaceous; Where: Montana, Wyoming,; Food: Plants

Torosaurus
Order: Ornithischia; Suborder: Ceratopsia
When: Late Cretaceous; Where: Wyoming, Utah,; Food: Plants

Triceratops
Order: Ornithischia; Suborder: Ceratopsia
When: Late Cretaceous; Where: Colorado, Wyoming,; Food: Plants
Almost 30 feet long with a powerful body and three horns for defence.

Troodon
Order: Saurischia; Suborder: Theropoda
When: Late Cretaceous; Where: Montana, Wyoming,; Food: Meat
About 6 feet long with a relatively large brain, it may have been the smartest dinosaur (comparable to a modern bird).

Tsintaosaurus
Order: Ornithischia; Suborder: Ornithopoda
When: Late Cretaceous; Where: China (Asia); Food: Plants

Tyrannosaurus
Order: Saurischia; Suborder: Theropoda
When: Late Cretaceous; Where: Montana, Wyoming,; Food: Meat
A fierce predator, up to 40 feet long and 20 feet tall, with large, pointed, replaceable teeth, and claws on its toes.

Velociraptor
Order: Saurischia; Suborder: Theropoda
When: Late Cretaceous; Where: Mongolia (Asia),; Food: Meat
A fast-running dinosaur about 6 feet long and 3 feet tall with very sharp curved teeth and claws, up to 3.5 inches long, on its fingers and toes.

Vulcanodon
Order: Saurischia; Suborder: Sauropoda
When: Early Jurassic; Where: Zimbabwe (Africa); Food: Plants

Wuerhosaurus
Order: Ornithischia; Suborder: Stegosauria
When: Early Cretaceous; Where: China (Asia); Food: Plants

Yangchuanosaurus
Order: Saurischia; Suborder: Theropoda
When: Late Jurassic; Where: China (Asia); Food: Meat
A powerful predator up to 33 feet long closely related to the allosaurus.