DescriptionOrnithischia Diversity.jpg English: Montage of ornithischians. Clockwise from upper left: Heterodontosaurus tucki, Stegosaurus stenops, Stegoceras...
some paleognaths. The complex hyoid morphology of some ankylosaurs (Ornithischia [14]) appears to be independently derived as all other basal ornithichian...
collection of six existing works on Wikimedia Commons combined to represent the diversity of the clade Neornithischia determination method or standard: SHA-1...
incredible diversity of this dinosaur group. Classification: Animalia, Chordata, Vertebrata, Reptilia, Archosauria, Dinosauria, Ornithischia, Marginocephalia...