Huayangosauridae

The Huayangosauridae were an early family of Stegosaurs which lived during the Early to the Middle Jurassic. In general they were smaller than later Stegosaurs and had shorter and higher skulls.

Classification and species
Suborder Thyreophora
 * FAMILY HUAYANGOSAURIDAE
 * Huayangosaurus (China)
 * ?Regnosaurus (England)

Currently, the only confirmed genus included is the type genus Huayangosaurus of China. The poorly known remains of Regnosaurus from England, however, indicate it too could be a member. its lower jaw is very similar to the former.