apatosaurus Definition

brontosaurus, apatosaur, apatosaurus excelsus, brontosaur, thunder lizard, diplodocus, allosaurus, tyrannosaurus rex, brachiosaurus, stegosaurus, triceratops, tyrannosaurus, dinosaur, iguanodon, theropod, ankylosaurus, hadrosaur, tyrannosaur, plesiosaur, dimetrodon, ichthyosaur, ornithopod, deinonychus, velociraptor, woolly mammoth, pterosaur, ankylosaur, pterodactyl, mosasaur, smilodon, sea scorpion, australopithecine, archaeopteryx, mastodon, genus australopithecus, trilobite, camarasaurus, pteranodon, utahraptor, theropod dinosaur, sauropod dinosaur, coelophysis, psittacosaurus, edmontosaurus, braincase, baleen whale, protoceratops, duckbill, horned dinosaur, coprolite, compsognathus, archeopteryx, columbian mammoth, radula, crocodilian, stegosaurs, anteater, spiny anteater, homo habilis, stegodon, insectivore, crania, peccary, giganteus, conodonts, daddy longlegs, sauropods, aurochs, monotreme, flatfishes, duckbilled, australopithecus africanus, woolly rhinoceros, hadrosaurus, ostracods, robustus, toothed whale, scutes, hawk moth, pachycephalosaurus, mandible, mammuthus, dinos, eoraptor, ammonite, placoderms, chiton, elephant shrew, downy woodpecker, biped, archosaur, forelimbs, tusk, dinosauria, sifaka, holotype, fiddler crab, horned toad, tetrapod, protuberances,