Species: houi HOU, 1997
Etymology: In honor of Mr. Jinfeng Hou, who is also the premier illustrator at the Institute of Vertebrate Paleontology and Paleoanthropology.
Holotype: IVPP 10897
Locality: Boluochi, Chaoyang City, Liaoning Province, China.
Horizon: Horizon IV, Jiufotang Formation, Upper Jehol Group.
Biostratigraphy: Pistacosaurus fauna, Cathayornis-Chaoyanga Avifauna.
Age: Barremian Stage, Lower Gallic Subepoch, Lower Early Cretaceous Epoch, Early Cretaceous.
Material: Fragmentary skull and nearly complete skeleton.