animal order - the order of animals

suborder Theropoda, Theropoda - carnivorous saurischian dinosaurs with short forelimbs; Jurassic and Cretaceous

genus Ceratosaurus - primitive saurischian carnivorous dinosaurs

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

genus Coelophysis - late Triassic carnivorous saurischian dinosaurs