(Marasuchus_lilloensis,(Silesaurus_opolensis,(Herrerasaurus_ischiugualastensis,(Eoraptor_lunensis,(Pisanosaurus_merti,Eocursor_parvus,Lesothosaurus_diagnosticus,Agilisaurus_louderbacki,Yandusaurus_hongheensis,Haya_griva,Hexinlusaurus_multidens,Changchunsaurus_parvus,Hypsilophodon_foxii,Jeholosaurus_shangyuanensis,Orodromeus_makelai,Yueosaurus_tiantaiensis,Koreanosaurus_boseongensis,Zephyrosaurus_schaffi,Gasparinisaura_cincosaltensis,Stenopelix_valdensis,Yinlong_downsi,Chaoyangsaurus_youngi,Albalophosaurus_yamaguchiorum,Scutellosaurus_lawleri,Micropachycephalosaurus_hongtuyanensis,Laquintasaura_venezuelae,Dulivicursor_pickeringi,(Abrictosaurus_consors,(Fruitadens_haagarorum,(Tianyulong_confuciusi,(Manidens_condorensis,(Heterodontosaurus_tucki,Pegomastax_africanus,Echinodon_becklesii))))),(Gideonmantellia_amosanjuanae,(Zalmoxes_robustus,(Tenontosaurus_tilletti,(Dryosaurus_altus,(Camptosaurus_dispar,(Iguanodon_atherfieldensis,Probactrosaurus_gobiensis,Ouranosaurus_nigeriensis)))))),(Parksosaurus_warreni,Thescelosaurus_neglectus),(Hualianceratops_wucaiwanensis,Xuanhuaceratops_niei),(Liaoceratops_yanzigouensis,(Aquilops_americanus,Yamaceratops_dorngobiensis,Archaeoceratops_oshimai,Auroraceratops_rugosus,Koreaceratops_hwaseongensis,(Mosaiceratops_azumai,(Leptoceratops_gracilis,(Protoceratops_andrewsi,Bagaceratops_rozhdestvenskyi))))),(Psittacosaurus_mongoliensis,Psittacosaurus_lujiatunensis),((Scelidosaurus_harrisonii,Emausaurus_ernsti),((Minmi_paravertebra,(Gargoyleosaurus_parkpinorum,(Pinacosaurus_grangeri,Euoplocephalus_tutus))),((Huayangosaurus_taibaii,Isaberrysaura_mollensis),(Hesperosaurus_mjosi,Stegosaurus_stenops)))),(Wannanosaurus_yansiensis,(Goyocephale_lattimorei,(Homalocephale_calathocercos,(Stegoceras_validum,Prenocephale_prenes)))))))));