PaleoDB taxon number: 147918
Alternative spellings: Ornithopeda, Ornitophoda
Synonym: Ornithopodoidea Nopcsa 1929 (taxon 80883)
Full reference: O. C. Marsh. 1881. Principal characters of American Jurassic dinosaurs. Part V. The American Journal of Science and Arts, series 3 21:417-423
Parent taxon: Neornithischia according to D. Madzia et al. 2018
Sister taxa: Agilisaurus, Clypeodonta, Hexinlusaurus, Isaberrysaura, Jeholosauridae, Kulindadromeus, Leaellynasaura, Lesothosaurus, Neornithopoda, Othnielosaurus, Stormbergia, Thescelosauridae, Yandusaurus
Subtaxa: Anomoepodidae, Bonaparteichnium, Brachypoda, Burianosaurus, Camptosaurichnus, Camptosauropus, Convolosaurus, Dakotasaurus, Diluvicursor, Dinosauropodes, Dolichopoda, Elasmaria, Euornithopoda, Fabrosauria, Gideonmantellia, Gilmoreosaurus arkhangelskyi, Goseongosauripus, Hypsiloichnus, Hypsilophodon wielandi, Iguanodontia, Iguanodontipodidae, Jiayinosauropus, Kalodontoidea, Laosaurus, Laosaurus celer, Laosaurus minimus, Morrosaurus, Moyenisauropodidae, Ornithopoidea, Othnielia, Phyllodon, Psilotrisauropus, Siluosaurus, Taponichnus, Telosichnus, Tetrapodosauridae, Trachodontoidea, Unespichnium, Walmadanyichnus, Weewarrasaurus, Wintonopus
Ecology: ground dwelling herbivore