A group of apatosaurus or brontosaurus
apatosaurus
noun
any of a genus (Apatosaurus) of huge sauropod dinosaurs of the Late Cretaceous, weighing more than 18,000 kg (20 tons)
apatosaurus
or a·pat·o·saur
noun
A very large herbivorous sauropod dinosaur of the genus Apatosaurus of the Jurassic Period, having a long neck and tail and a small head.
Origin of apatosaurus
New Latin Apatosaurus, unreal lizard, genus name : Greek apatē, untruth, lie + Greek sauros, lizard.
