Genus: Liaoceratops XU, MAKOVICKY, WANG, NORELL & YOU, 2002
Etymology: In reference to the provincial name Liaoning, China and the suffix ‘ceratops’, commonly used for horned dinosaur names.

Species: yanzigouensis XU, MAKOVICKY, WANG, NORELL & YOU, 2002
Etymology: In reference to the village Yanzigou, Shangyuan, western Liaoning, China near which the holotype was found.

Holotype: IVPP V12738

Locality: Yanzigou and Lujiatun, Shangyuan, western Liaoning, China.

Horizon: Horizon 1, Lower part of the Yixian Formation, Jehol Group.

Biostratigraphy: Psittacosaurus Fauna, Confuciusornis Avifauna.

Age: Valanginian Stage, Upper Neocomian Subepoch, Early Early Cretaceous Epoch, Early Cretaceous.

Material: An almost complete skull.

Referred material:

IVPP V12633: A juvenile skull.

 

YOU, TANOUE & DODSON, 2007

Locality: Beipiao City, Western Liaoning Province, China.

Horizon: Lujiatun bed, Yixian Formation.

Biostratigraphy: Psittacosaurus Fauna, Confuciusornis Avifauna.

Age: Valanginian Stage, Upper Neocomian Subepoch, Early Early Cretaceous Epoch, Early Cretaceous.

Material:

CAGS-IG-VD-002: Fragmentary skull and dentary.