(Marasuchus_lilloensis,(Herrerasaurus_ischigualastensis,((Abrictosaurus_consors,(BMNH_A100,Heterodontosaurus_tucki)),(Pisanosaurus_mertii,(Eocursor_parvus,(Lesothosaurus_diagnosticus,((Stormbergia_dangershoeki,(Agilisaurus_louderbacki,(Hexinlusaurus_multidens,(Othnieliosaurus_celer,(((Psittacosaurus,(Yinlong_downsi,(Chaoyangsaurus_youngi,(Archaeoceratops_oshimai,Liaoceratops_yanzigouensis)))),(Stenopelix_valdensis,(Wannanosaurus_yansiensis,(Goyocephale_lattimorei,Homalocephale_calathocercos)))),(Orodromeus_makelai,(Hypsilophodon_foxii,Jeholosaurus_shangyuanensis))))))),(Scutellosaurus_lawleri,(Emausaurus_ernsti,Scelidosaurus_harrisonii)))))))));