Genus: Xianshanosaurus LU, XU, JIANG, JIA, LI, YUAN, ZHANG & LI, 2009
Etymology: In reference to Xianshan (Xian Mountain), China, where the holotype was found and Greek, sauros, "lizard."

Species: shijiagouensis LU, XU, JIANG, JIA, LI, YUAN, ZHANG & LI, 2009
Etymology: In reference to the Shijiagou of Haoling village, China, where the holotype locality belongs to.

Holotype: KLR-07-62-6, KLR-07-62-59, KLR-07-62-15, KLR-07-62-3A, KLR-07-62-59-1

Locality: Shijagou of Haoling Village, Liudian Town of Luoyang City, Henan Province, Ruyang Basin, China.

Horizon: Manchuan Formation.

Biostratigraphy:

Age: Early Late Cretaceous.

Material:

Breakdown as follows;

KLR-07-62-6: 10 articulated anterior caudal vertebrae and 1 heamal arch.

KLR-07-62-59: Nearly complete right coracoid.

KLR-07-62-15: Left femur.

KLR-07-62-3A, KLR-07-62-59-1: Several complete and incomplete ribs.