Full reference: M. R. Cooper. 1985. A revision of the ornithischian dinosaur Kangnasaurus coetzeei Haughton, with a classification of the Ornithischia. Annals of the South African Museum 95(8):281-317
Parent taxon: Ornithischia according to M. C. Herne et al. 2019
See also Arbour and Evans 2019, Butler et al. 2007, Butler and Sullivan 2009, Butler et al. 2008, Cooper 1985, Han et al. 2012, Madzia et al. 2018, Sereno 1997, Sereno 1998, Sereno 1999 and Zheng et al. 2012
Sister taxa: Alocodon, Amtosaurus, Apulosauripus, Armatosauria, Cairanoolithidae, Chilesaurus, Delatorrichnopodidae, Delatorrichnus, Enoplosauria, Fabrosauridae, Fabrosaurus, Ferganocephale, Genasauria, Gregaripus, Gyrotrisauropus, Heterodontosauridae, Heterodontosauriformes, Komlosaurus, Krzyzanowskisaurus, Laquintasaura, Lesothosauria, Lesothosaurus, Ligabueichnium, Minisauripus, Pisanosaurus, Predentata, Tacuarembovum, Trimucrodon, Poposauria, Stegosauroidae
Subtaxa: Jeholosauridae Kulindadromeus Minimocursor Neornithopoda Sanxiasaurus Stormbergia Thescelosauridae Yandusaurus
Distribution:
• Cretaceous of Argentina (1 collection), Canada (5: Alberta, Saskatchewan), China (1), Mongolia (2), the Russian Federation (2), United States (10: Alaska, Nevada, Wyoming)
• Jurassic to Cretaceous of Thailand (3)
• Jurassic of China (3), Portugal (2), the Russian Federation (1), South Africa (1), United States (1: Colorado)
Total: 32 collections including 34 occurrences