apatosaur

English Thesaurus

1. huge quadrupedal herbivorous dinosaur common in North America in the late Jurassic (noun.animal)

hypernym	:	sauropod, sauropod dinosaur,
definition	:	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 (noun.animal)

member meronym	:	genus apatosaurus, genus brontosaurus,
definition	:	large quadrupedal herbivorous dinosaurs with very long neck and tail; late Jurassic (noun.animal)