#suborder_Ceratosaura  primitive saurischian dinosaurs
  supertype:  animal_order  the order of animals
  member of:  suborder_Theropoda
  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

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