Describer

Peng, Ye, Gao, Shu, & Jiang 2005

Time

Jurassic Middle

Classification

Saurischia Sauropodomorpha Sauropoda Camarasauridae

Diet

Herbivore

Fossilsite

Xiashaximiao Formation, Dashanpu, Zigong, China

Info

Etymology

\\\"Dashanpu\\\" is a township where the specimen was unearthed. The specific name refers to Prof. Dong Zhiming, a distinguished Chines dinosauroligist for his important contributions to the excavation, preservation and study of the Dashanpu Dinosaur Quarry.

Diagnosis

12~13 cervicals, 13 dorsals, 4 sacrals and more than 45 caudals; short opisthocoelous cervical centra with elongate and deep pleaurocoels and weak keels; relatively low cervical neural spines; spines of posterior cervicals and anterior dorsals transversely broadened and slightly bifurcated; dorsals plateocoelous or weakly amphicoelous; anterior dorsal centra with developed pleurocoels; higher and thick plate-like neural spines of middle and posterior dorsals with an expanded tip; all sacral centra and first three sacral spines fused; anetrior caudals plateocoelous, middle and posterior caudals amphicoelous; short and robust scapula with obviously expanded proximal end; low and elongate ilium with developed anterior process; relatively slender femur with a developed head; straight and robust tibia; radius about 66% of humerus length; and tibia about 59% of femur length.

Holotype

An incomplete skeleton including 6 cervicals, 12 dorsals, 4 sacrals, 33 caudals, left ulna, pelvic girdle and hindlimb ZDM 5028 (Field no: I-K).

Paratype

An incomplete skeleton including 12 dorsals, some ribs, left pectoral girdle, left humerus and radius. ZDM 5027 (Field no II-D)

Thanks to Kristian Remes