Herrerasaurus_ischigualastensis
Chilesaurus_diegosuarezi
Laquintasaura_venezuelae
Lesothosaurus_diagnosticus
Scutellosaurus_lawleri
Emausaurus_ernstii
Scelidosaurus_harrisonii
Ankylosauria
Stegosauria
Isaberrysaura_mollensis
Eocursor_parvus
Hexinlusaurus_multidens
Agilisaurus_louderbacki
Fruitadens_haagarorum
Echinodon_becklesii
Lycorhinus_angustidens
Heterodontosaurus_tucki
Abrictosaurus_consors
Tianyulong_confuciusi
Wannanosaurus_yansiensis
Prenocephale_prenes
Homalocephale_calathocercos
Goyocephale_lattimorei
Stegoceras_validum
Pachycephalosaurus_wyomingensis
Yinlong_downsi
Stenopelix_valdensis
Chaoyangsaurus_youngi
Psittacosaurus_major
Psittacosaurus_mongoliensis
Liaoceratops_yanzigouensis
Archaeoceratops_oshimai
Auroraceratops
Zuniceratops_christopheri
Turanoceratops_tardabilis
Centrosaurus_apertus
Chasmosaurus_belli
Ajkaceratops_kozmai
Ferenceratops_shqiperorum
Aix_Rhabdodon
Zalmoxes_robustus
Zephyrosaurus_schaffi
Yueosaurus_tiantaiensis
Valdosaurus_canaliculatus
Talenkauen_santacrucensis
Parksosaurus_warreni
Orodromeus_makelai
Muttaburrasaurus_langdoni
Morrosaurus_antarcticus
Mahuidacursor_lipanglef
Macrogryphosaurus_gondwanicus
Kulindadromeus_zabaikalicus
Koreanosaurus_boseongensis
Kangnasaurus_coetzeei
Jeholosaurus_shangyuanensis
Iguanodon_bernissartensis
Hypsilophodon_foxii
Haya_griva
Gasparinisaura_cincosaltensis
Fostoria_dhimbangunmal
Eousdryosaurus_nanohallucis
Dysalotosaurus_lettowvorbecki
Dryosaurus
Convolosaurus_marri
Changchunsaurus_parvus
Camptosaurus_dispar
Camptosaurus_aphanoecetes
Anabisetia_saldiviai
Thescelosaurus_assiniboiensis
Thescelosaurus_neglectus
Tenontosaurus_tilletti
Tenontosaurus_dossi