Full reference: X. Zhao. 1983. Phylogeny and evolutionary stages of Dinosauria. Acta Palaeontologica Polonica 28(1-2):295-306
Parent taxon: Ornithischia according to X. Zhao 1983
Sister taxa: Alocodon, Amtosaurus, Apulosauripus, Archaeocursor, Asilisaurus, Cairanoolithidae, Chilesaurus, Delatorrichnopodidae, Enoplosauria, Fabrosauridae, Fabrosaurus, Ferganocephale, Genasauria, Gregaripus, Gyrotrisauropus, Heterodontosauridae, Heterodontosauriformes, Komlosaurus, Krzyzanowskisaurus, Laquintasaura, Lesothosauria, Lesothosaurus, Lewisuchus, Ligabueichnium, Minisauripus, Neornithischia, Pisanosaurus, Predentata, Prismatoolithidae, Soumyasaurus, Sulcimentisauria, Tacuarembovum, Trimucrodon, Stegosauroidae, Poposauria
Subtaxa: Oligosacralosauroidea Polysacralosauroidea Scelidosauroidea
Ecology: ground dwelling herbivore