Species: ningchengensis WANG, ZHOU, ZHANG & XU, 2002
Etymology: Chinese spelling of the locality of Ningcheng County of Inner Mongolia.

Horizon: IVPP V 12705

Locality: Daohugou, Ningcheng, Inner Mongolia, China.

Horizon: Lower Yixan Formation.

Biostratigraphy:

Age: Early Cretaceous.7

Material: A nearly completely articulated skeleton with excellent preservation of wing membrane and “hairs”.

Referred material:

AZUMA, 2005

Locality: Western Liaoning Province, China.

Horizon: Yixian Formation, Jehol Group.

Biostratigraphy: Psittacosaurus Fauna, Confuciusornis Avifauna.

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

Material:

JI-J-1: Skull and skeleton with feather impressions and wing membrane.