12:5812:58, 9 December 2021diffhist−58
Ornithischia
Prionodontia has no formal definition and the taxa included by Owen do not match the modern conception of Ornithischia presented on this page, so removing from synonyms.
12:5812:58, 9 December 2021diffhist−58
Ornithischia
Prionodontia has no formal definition and the taxa included by Owen do not match the modern conception of Ornithischia presented on this page, so removing from synonyms.