21. She is saved when another " Diplodocus " strikes the " Allosaurus " with its tail. 22. Five years pass, and a herd of " Diplodocus " are migrating across the prehistoric salt lake. 23. It lived in North America along with dinosaurs such as " Diplodocus " and " Allosaurus ". 24. They encounter several " Brachiosaurus " before reaching safety with a herd of adult " Diplodocus ". 25. Under Simon's stewardship, four fully articulated dinosaurs Camarasaurus, Stegosaurus, Diplodocus , and Camptosaurus have been discovered. 26. Gilmore's team discovered the " Diplodocus " that would later be put on display in the Smithsonian. 27. With Mudge, Williston discovered the first fossils of the dinosaurs " Allosaurus " and " Diplodocus ". 28. The two Morrison Formation sauropod genera " Diplodocus " and " Barosaurus " had very similar limb bones. 29. Each " Diplodocus " hosts a small mobile habitat of damselflies, " Anurognathus ", and dung beetles. 30. Macronaria is defined as all neosauropods more closely related to " Saltasaurus loricatus " than " Diplodocus longus ".