Apatosaurus, previously known as Brontosaurus

This dinosaur, one of the longest ever to have been found grew up to 21 metres in length. It lived in North America during the Upper Jurassic period about 150 million years ago. Drawing by Neave Parker

1910 1961 1910-1961 Apatosaurus Archosaur Archosauria Archosauriformes Archosauromorpha Brontosaur Brontosaurus Deceptive Diapsid Diapsida Dinosauria Dinosauromorpha Diplodocid Diplodocidae Diplodocoidea Herbivorous Neave Neosauropoda Phanerozoic Quadrupedal Reptiles Reptilia Saurischian Sauropod Sauropoda Sauropodomorph Sauropodomorpha U.s.a

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