Huayangosauridae
Ornithischia Thyreophora Stegosauria Huayangosauridae [Herbivore]
Jurassic Early
Germany
Emausaurus ernsti - Bituminosen Schiefer, Mecklenberg-Vorpommern
Jurassic Middle
China
Huayangosaurus taibaii - Xiashaximiao Formation, Sichuan
Jurassic Late
Cretaceous Early
England
Regnosaurus northamptoni (2) - Wealden Beds