Euparkeria_capensis
Marasuchus_liloensis
Herrerasaurus
Laquintasaura
Albalophosaurus
Yueosaurus
Koreanosaurus
Kulindadromeus_zabaikalicus
Isaberrysaura
Haya_griva
Jeholosaurus
Changchunsaurus_parvus
Tianyulong
Yinlong_downsi
Chaoyangosaurus_youngi
Wannanosaurus_yansiensis
Stenopelix_valdensis
Micropachycephalosaurus_hongtuy
Talenkauen_santacrucensis
Zephyrosaurus_schaffi
Yandusaurus_hongheensis
Thescelosaurus_neglectus
Orodromeus_makelai
Hypsilophodon_foxii
Anabisetia_saldiviai
Othnieliosaurus_consors
Hexinlusaurus_multidens
Agilisaurus_louderbacki
Scutellosaurus_lawleri
Stormbergia_dangershoeki
Lesothosaurus_diagnosticus
Eocursor_parvus
Lycorhinus_angustidens
Heterodontosaurus_tucki
Fruitadens_haagarorum
Echinodon_becklesii
BMNH_A100
Abrictosaurus_consors
Pisanosaurus_mertii
Parksosaurus_warreni
Gasparinisaura_cincosaltensis
Goyocephale_lattimorei
Pachycephalosauridae
Homalocephale_calathocercos
Psittacosauridae
Liaoceratops_yanzigouensis
Coronosauria_Leptoceratopsidae
Archaeoceratops_oshimai
Emausaurus_ernstii
Scelidosaurus_harrisonii
Ankylosauria
Stegosauria
Rhabdodontidae
Ankylopollexia
Dryosauridae
Tenontosaurus_dossi
Tenontosaurus_tilleti