Genus: Megacervixosaurus ZHAO, 1983 (nomen nudum)
Etymology: Greek, mega, "large," Latin, cervix, "neck" and Greek, sauros, "lizard."

Species: tibetensis ZHAO, 1983 (nomen nudum)
Etymology: In reference to Tibet, where the specimen was found.

Holotype:

Locality: Xizang Zizhiqu (Tibet), China.

Horizon: Zonggo Formation.

Biostratigraphy:

Age: Late Cretaceous.

Material: