Dicraeosauridae

Common card · No. 465638

Dicraeosauridae is a family of diplodocoid sauropods that are the sister group to Diplodocidae. Dicraeosaurids are a part of the Flagellicaudata, along with Diplodocidae. Dicraeosauridae includes genera such as Amargasaurus, Suuwassea, Dicraeosaurus, and Brachytrachelopan. Definitive genera of this family have been found in North America, Africa, and South America. The Asian taxa Lingwulong and Tharosaurus have been suggested to be dicraeosaurids, but some authors disagree with this classification. Dicraeosaurids were alive from the Early or Middle Jurassic to the Early Cretaceous. A few dicraeosaurids survived into the Cretaceous, the youngest of which was Amargasaurus. The group was first described by German paleontologist Werner Janensch in 1914 with the discovery of Dicraeosaurus in Tanzania. Dicraeosauridae are distinct from other sauropods because of their relatively short neck size and small body size. The clade is monophyletic and well-supported phylogenetically with thirteen unambiguous...

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