Marasuchus_lilloensis

Herrerasaurus_ischigualastensis

Pisanosaurus_mertii

Abrictosaurus_consors

Heterodontosaurus_tucki

BMNH_A100

Eocursor_parvus

Lesothosaurus_diagnosticus

Scutellosaurus_lawleri

Scelidosaurus_harrisonii

Emausaurus_ernsti

Stormbergia_dangershoeki

Agilisaurus_louderbacki

Hexinlusaurus_multidens

Othnieliosaurus_celer

Orodromeus_makelai

Jeholosaurus_shangyuanensis

Hypsilophodon_foxii

Wannanosaurus_yansiensis

Stenopelix_valdensis

Homalocephale_calathocercos

Goyocephale_lattimorei

Psittacosaurus

Yinlong_downsi

Chaoyangsaurus_youngi

Liaoceratops_yanzigouensis

Archaeoceratops_oshimai