Chuandongocoelurus

Chuandongocoelurus is a tetanuran theropod dinosaur from the Jurassic of China.
Discovery and naming.
The type species "Chuandongocoelurus primitivus" was first described and named by Chinese paleontologist He Xinlu in 1984. 
"Chuandongocoelurus" was based on two partial skeletons. The holotype, a thighbone, is part of specimen CCG 20010. Vertebrae, pelvic bones and hindlimb elements, also catalogued under this inventory number, may belong to the same individual. "Chaundongocoelurus" was a close relative of "Elaphrosaurus"
The thighbone of "C. primitivus" has a length of 20.1 cm.