Full reference: P. C. Sereno. 1986. Phylogeny of the bird-hipped dinosaurs (order Ornithischia). National Geographic Research 2(2):234-256
Parent taxon: Dryomorpha according to M. C. Herne et al. 2019
See also Benton 1990, Bertozzo et al. 2025, Butler et al. 2008, Galton 2009, Gasulla et al. 2015, Magyar et al. 2026, McDonald 2012, McDonald et al. 2010, McDonald et al. 2010, Norman 2004, Norman 2014, Sancarlo et al. 2025, Sereno 1986, Sereno 1997, Sereno 1998, Sereno 1999, Shibata et al. 2015, Verdú et al. 2021 and Wang et al. 2017
Sister taxa: Ankylopollexia, Dryosauridae, Dryosauroidea, Eousdryosaurus, Hesperonyx, Owenodon
Subtaxa: Calvarius Cumnoria Dakotadon Delapparentia Draconyx Hadrosauriformes Hippodraco Iguanacolossus Istiorachis Lanzhousaurus Magnamanus Napaisaurus Paulodon Riabininohadros Theiophytalia