Eomamenchisaurus (meaning "dawn Mamenchisaurus") is a genus of mamenchisaurid sauropod dinosaur from the Middle Jurassic Zhanghe Formation of Yuanmou, Yunnan, China. The type species is E. yuanmouensis, described by Lü Junchang and colleagues in 2008.
Eomamenchisaurus (meaning "dawn Mamenchisaurus") is a genus of mamenchisaurid sauropod dinosaur from the Middle Jurassic Zhanghe Formation of Yuanmou, Yunnan, China. The type species is E. yuanmouensis, described by Lü Junchang and colleagues in 2008.
==Discovery and naming== Eomamenchisaurus yuanmouensis was named by Lü Junchang, Li Tianguang, Zhong Shimin, Ji Qiang, and Li Shaoxue in 2008 based on a partial skeleton found in Jiangyi Township of Yuanmou County, Yunnan. The genus name is derived from Greek ἠώς, "dawn" and the name of the related genus Mamenchisaurus, referring to its status as an early mamenchisaurid, and the species name refers to its discovery in Yuanmou.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).