Regnosaurus
Regnosaurus was a huayangosaurid stegosaurid dinosaur from Early Cretaceous England. Its jaws were very similar to Huayangosaurus. People thought that this was an iguanodontid, scelidosaurid, stegosaurid, Hylaeosaurus synonym and sauropod. It was found to have been a true genus of stegosaurids...
