Apatosaurus excelsus

Noun

1.

Apatosaurus excelsus - huge quadrupedal herbivorous dinosaur common in North America in the late Jurassic Synonyms: apatosaur, apatosaurus, brontosaur, brontosaurus, thunder lizard

apatosaur, apatosaurus, brontosaur, brontosaurus, genus Apatosaurus, genus Brontosaurus, sauropod, sauropod dinosaur, thunder lizard