#archosaur__archosaurian__archosaurian_reptile  extinct reptiles including: dinosaurs; plesiosaurs; pterosaurs; ichthyosaurs; thecodonts
  supertype:  diapsid_reptile__diapsid  reptile having a pair of openings in the skull behind each eye
  member of:  subclass_Archosauria
  subtype:  dinosaur  any of numerous extinct terrestrial reptiles of the Mesozoic era
     subtype:  ornithischian_dinosaur__ornithischiandinosaur__ornithischian  herbivorous dinosaur with a pelvis like that of a bird
        subtype:  pisanosaur__pisanosaurus  primitive dinosaur found in Argentina
        subtype:  staurikosaur__staurikosaurus  primitive dinosaur found in Brazil
        subtype:  armored_dinosaur__armoreddinosaur  dinosaurs having bony armour
           subtype:  stegosaur__stegosaurus__stegosauru__Stegosaur_stenops  herbivorous ornithischian dinosaur with a row of bony plates along its back and a spiked tail probably used as a weapon
           subtype:  ankylosaur__ankylosaurus  having the back covered with thick bony plates; thought to have walked with a sprawling gait resembling a lizard's
              subtype:  Edmontonia  heavily armored and highly spiked dinosaur with semi-upright posture
        subtype:  bone-headed_dinosaur  bipedal herbivorous dinosaurs with bony crowns
           subtype:  pachycephalosaur__pachycephalosaurus  bipedal herbivore having 10 inches of bone atop its head; largest bone-headed dinosaur ever found
        subtype:  ceratopsian__horned_dinosaur  any of several four-footed herbivorous horned dinosaurs with enormous beaked skulls; of the late Cretaceous in North America and Mongolia
           subtype:  protoceratops__protoceratop  small horned dinosaur
           subtype:  triceratops__triceratop  huge ceratopsian dinosaur having three horns and the neck heavily armored with a very solid frill
           subtype:  styracosaur__styracosaurus__styracosauru  an unusual ceratopsian dinosaur having many large spikes around the edge of its bony frill and a long nose horn; late Cretaceous
           subtype:  psittacosaur__psittacosaurus  primitive dinosaur actually lacking horns and having only the beginning of a frill; long hind and short front limbs; may have been bipedal
        subtype:  ornithopod_dinosaur__ornithopod  bipedal herbivorous dinosaur
        subtype:  hadrosaur__hadrosaurus__hadrosauru__duck-billed_dinosaur  any of numerous large bipedal ornithischian dinosaurs having a horny duck-like bill and webbed feet; may have been partly aquatic
           subtype:  anatotitan  one of the largest and most famous duck-billed dinosaurs
           subtype:  corythosaur__corythosaurus__corythosauru  duck-billed dinosaur with nasal passages that expand into a crest like a hollow helmet
           subtype:  edmontosaurus__edmontosauru  duck-billed dinosaur from Canada found as a fossilized mummy with skin
           subtype:  trachodon__trachodont  large duck-billed dinosaur of the Upper Cretaceous
     subtype:  iguanodon  massive herbivorous bipedal dinosaur with a long heavy tail; common in Europe and North Africa; early Cretaceous
     subtype:  saurischian_dinosaur__saurischiandinosaur__saurischian  herbivorous or carnivorous dinosaur having a three-pronged pelvis like that of a crocodile
        subtype:  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
           subtype:  apatosaur__apatosaurus__brontosaur__brontosaurus__thunder_lizard__thunderlizard__Apatosaurus_excelsus  huge quadrupedal herbivorous dinosaur common in N. America in the late Jurassic
           subtype:  barosaur__barosaurus  5-story-tall dinosaur
        subtype:  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
           subtype:  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
              subtype:  coelophysis__coelophysi  one of the oldest known dinosaurs; late Triassic; cannibalistic
           subtype:  carnosaur  large carnivorous bipedal dinosaur having huge claws
           subtype:  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
           subtype:  allosaur__allosaurus  late Jurassic carnivorous dinosaur; similar to but somewhat smaller than tyrannosaurus
           subtype:  compsognathus__compsognathu  very small bipedal carnivorous dinosaur of the late Jurassic in Bavaria
           subtype:  herrerasaur__herrerasaurus__herrerasauru  a kind of theropod dinosaur found in Argentina
           subtype:  eoraptor  a theropod dinosaur of the genus Eoraptor
           subtype:  megalosaur__megalosaurus  gigantic carnivorous bipedal dinosaur of the Jurassic or early Cretaceous in Europe
           subtype:  ornithomimid  lightly built medium-sized dinosaur having extremely long limbs and necks with small heads and big brains and large eyes
              subtype:  struthiomimus__struthiomimu  small light-boned toothless dinosaur resembling an ostrich in size and proportions
              subtype:  deinocheirus  lightly built medium-sized theropod with long limbs and neck
           subtype:  maniraptor  advanced carnivorous theropod
              subtype:  oviraptorid  advanced carnivorous theropod
              subtype:  velociraptor  small active carnivore that probably fed on protoceratops; possibly related more closely to birds than to other dinosaurs
              subtype:  dromaeosaur  a kind of maniraptor
              subtype:  deinonychus__deinonychu  swift agile wolf-sized bipedal dinosaur having a large curved claw on each hind foot; of the Cretaceous
              subtype:  utahraptor__superslasher  large (20-ft) and swift carnivorous dinosaur having an upright 15-in slashing claw on each hind foot; early Cretaceous
              subtype:  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
     subtype:  diplodocus  huge quadrupedal herbivore with long neck and tail; of late Jurassic in western N. America
     subtype:  titanosaur__titanosaurian  amphibious quadrupedal herbivorous dinosaur with a long thin neck and whiplike tail; of the Cretaceous mostly in the southern hemisphere
        subtype:  genus_Argentinosaurus  enormous dinosaur of the middle Cretaceous found in Argentina
     subtype:  argentinosaur  huge herbivorous dinosaur of Cretaceous found in Argentina
     subtype:  ground-shaker__seismosaur  huge herbivorous dinosaur of the Cretaceous found in western North America
  subtype:  pterosaur__flying_reptile  extinct flying reptile of the Jurassic and Cretaceous having a birdlike beak and membranous wings supported by the very long fourth digit of each forelimb
     subtype:  pterodactyl  extinct flying reptile
  subtype:  thecodont_reptile__thecodontreptile__thecodont  presumably in the common ancestral line to dinosaurs and crocodiles and birds
  subtype:  ichthyosaur  any of several marine reptiles of the Mesozoic having a body like a porpoise with dorsal and tail fins and paddle-shaped limbs
     subtype:  ichthyosaurus__ichthyosauru  ichthyosaurs of the Jurassic
     subtype:  stenopterygius__Stenopterygius_quadrisicissus  an ichthyosaur of the genus Stenopterygius
  subtype:  plesiosaur__plesiosaurus  extinct marine reptile with a small head on a long neck a short tail and four paddle-shaped limbs; of the Jurassic and Cretaceous
  subtype:  nothosaur  extinct marine reptile with longer more slender limbs than plesiosaurs and less completely modified for swimming

No statement uses or specializes archosaur; click here to add one.


Another search (with same display options)?