Unranked clade
Extinct

Hypsilophodontia

subjective synonym of Clypeodonta
(Cooper 1985)
This taxon is considered subjective synonym of of the valid taxon Clypeodonta according to the Paleobiology Database. See the page for Clypeodonta →
Images 2
Bibliography
Original description
M. R. Cooper. 1985. A revision of the ornithischian dinosaur Kangnasaurus coetzeei Haughton, with a classification of the Ornithischia. Annals of the South African Museum 95(8):281-317