Apatosaurus of gigantic sauropod dinosaurs. The family includes some of the longest creatures ever to walk the earth, including "Diplodocus", "Supersaurus", and "Barosaurus". "Apatosaurus" is sometimes classified in the subfamily Apatosaurinae, which may also include "Suuwassea", "Supersaurus", and "Brontosaurus". Othniel Charles Marsh described "Apatosaurus" as allied to "Atlantosaurus" within the now-defunct group Atlantosauridae. In 1878 Marsh raised his family to the rank of suborder, including "Apatosaurus", "Atlantosaurus", "Morosaurus" (="Camarasaurus") and "Diplodocus". He classified this group within Sauropoda, a group he erected in the same study. In 1903 Elmer S. Riggs said the name Sauropoda would be a junior synonym of earlier
Lufeng Dinosaur Museum Lufeng Dinosaur Museum The Lufeng Dinosaur Museum is located in Jingshan ("Golden Hill"), Lufeng County, Yunnan Province, China. Lufeng is the site of numerous Jurassic dinosaur discoveries, first found there in 1938. Most well known is Lufengosaurus, a Jurassic prosauropod. More recently, teeth and a skull of Ramapithecus, a Miocene period primate related to the orangutan, have been found in Lufeng. The Lufeng Dinosaur Museum includes the hall of ancient living beings where four complete dinosaur skeletons ranging from 2.4 meters to 9 meters in length are on display. In addition, there is a display of photographs and diagrams of