#order_Saurischia__Saurischia extinct terrestrial reptiles: theropods (carnivorous); sauropods (herbivorous)
supertype: #animal_order the order of animals
member of: #subclass_Archosauria
member: #saurischian_dinosaur__saurischiandinosaur__saurischian herbivorous or carnivorous dinosaur having a three-pronged pelvis like that of a crocodile
member: #suborder_Sauropodomorpha__Sauropodomorpha gigantic herbivorous dinosaurs having huge bodies with long necks and small heads: Prosauropoda and Sauropoda (apatosaurus; diplodocus; titanosaurs)
member: #suborder_Prosauropoda__Prosauropoda the earliest known dinosaurs
member: #suborder_Sauropoda__Sauropoda any of the sauropod dinosaurs
member: #sauropod_dinosaur__sauropod very large herbivorous dinosaur of the Jurassic and Cretaceous having a small head a long neck and tail and five-toed limbs; largest known land animal
member: #genus_Apatosaurus__genus_Brontosaurus large quadrupedal herbivorous dinosaurs with very long neck and tail; late Jurassic
member: #apatosaur__apatosaurus__brontosaur__brontosaurus__thunder_lizard__thunderlizard__Apatosaurus_excelsus huge quadrupedal herbivorous dinosaur common in N. America in the late Jurassic
member: #genus_Barosaurus huge quadrupedal herbivorous dinosaur; late Jurassic
member: #barosaur__barosaurus 5-story-tall dinosaur
member: #genus_Diplodocus a reptile genus of the suborder Sauropoda
member: #diplodocus huge quadrupedal herbivore with long neck and tail; of late Jurassic in western N. America
member: #family_Titanosauridae__Titanosauridae herbivorous dinosaurs of the Cretaceous
member: #genus_Titanosaurus__Titanosaurus genus of herbivorous dinosaurs flourishing during the Cretaceous in South America
member: #titanosaur__titanosaurian amphibious quadrupedal herbivorous dinosaur with a long thin neck and whiplike tail; of the Cretaceous mostly in the southern hemisphere
member: #genus_Argentinosaurus enormous dinosaur of the middle Cretaceous found in Argentina
member: #argentinosaur huge herbivorous dinosaur of Cretaceous found in Argentina
member: #genus_Seismosaurus__Seismosaurus genus of large herbivorous dinosaurs of Cretaceous found in western North America
member: #ground-shaker__seismosaur huge herbivorous dinosaur of the Cretaceous found in western North America
member: #suborder_Theropoda__Theropoda carnivorous saurischian dinosaurs with short forelimbs; Jurassic and Cretaceous
member: #theropod_dinosaur__theropod__bird-footed_dinosaur any of numerous carnivorous dinosaurs of the Triassic to Cretaceous with short forelimbs that walked or ran on strong hind legs
member: #suborder_Ceratosaura primitive saurischian dinosaurs
member: #genus_Ceratosaurus primitive saurischian carnivorous dinosaurs
member: #coelophysis__coelophysi one of the oldest known dinosaurs; late Triassic; cannibalistic
member: #ceratosaur__ceratosaurus primitive medium-sized theropod; swift-running bipedal carnivorous dinosaur having grasping hands with sharp claws and a short horn between the nostrils; Jurassic in North America
member: #genus_Coelophysis late Triassic carnivorous saurischian dinosaurs
member: #suborder_Carnosaura__Carnosaura largest carnivorous land animals ever known
member: #carnosaur large carnivorous bipedal dinosaur having huge claws
member: #genus_Tyrannosaurus includes a single species
member: #tyrannosaur__tyrannosauru__Tyrannosaurus_rex large carnivorous bipedal dinosaur having enormous teeth with knifelike serrations; may have been a scavenger rather than an active predator; Upper Cretaceous; North America
member: #genus_Allosaurus__genus_Antrodemus carnivorous dinosaur of North America; late Jurassic
member: #allosaur__allosaurus late Jurassic carnivorous dinosaur; similar to but somewhat smaller than tyrannosaurus
member: #genus_Compsognathus a reptile genus of Theropoda
member: #compsognathus__compsognathu very small bipedal carnivorous dinosaur of the late Jurassic in Bavaria
member: #genus_Herrerasaurus primitive theropod found in Argentina; early Triassic
member: #herrerasaur__herrerasaurus__herrerasauru a kind of theropod dinosaur found in Argentina
member: #genus_Eoraptor primitive theropod found in Argentina; early Triassic
member: #eoraptor a theropod dinosaur of the genus Eoraptor
member: #family_Megalosauridae__Megalosauridae megalosaurs
member: #genus_Megalosaurus type genus of the Megalosauridae
member: #megalosaur__megalosaurus gigantic carnivorous bipedal dinosaur of the Jurassic or early Cretaceous in Europe
member: #suborder_Ornithomimida__Ornithomimida lightly built medium-size theropods
member: #ornithomimid lightly built medium-sized dinosaur having extremely long limbs and necks with small heads and big brains and large eyes
member: #genus_Struthiomimus small toothless saurischian dinosaurs; upper Cretaceous of Canada
member: #struthiomimus__struthiomimu small light-boned toothless dinosaur resembling an ostrich in size and proportions
member: #genus_Deinocheirus a reptile genus of Ornithomimida
member: #deinocheirus lightly built medium-sized theropod with long limbs and neck
member: #suborder_Maniraptora__Maniraptora advanced theropods including oviraptorids and dromaeosaurs and possibly even modern birds
member: #maniraptor advanced carnivorous theropod
member: #oviraptorid advanced carnivorous theropod
member: #genus_Velociraptor advanced carnivorous theropod
member: #velociraptor small active carnivore that probably fed on protoceratops; possibly related more closely to birds than to other dinosaurs
member: #family_Dromaeosauridae__Dromaeosauridae swift-running bipedal dinosaurs
member: #dromaeosaur a kind of maniraptor
member: #genus_Deinonychus advanced bipedal carnivorous dinosaur
member: #deinonychus__deinonychu swift agile wolf-sized bipedal dinosaur having a large curved claw on each hind foot; of the Cretaceous
member: #genus_Utahraptor advanced bipedal carnivorous dinosaur
member: #utahraptor__superslasher large (20-ft) and swift carnivorous dinosaur having an upright 15-in slashing claw on each hind foot; early Cretaceous
member: #genus_Mononychus authorities disagree over whether to classify the genus as bird or dinosaur
member: #Mononychus_olecranus 75-million-year-old turkey-sized long-legged fossil found in the Gobi Desert of Mongolia having birdlike fused wrist bones and keeled breastbone and a long tail resembling a dinosaur's; short 3-inch-long forelimbs end in a single claw instead of wings; classification as bird or dinosaur is in dispute
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