Leptoceratops_gracilis
Protoceratops_andrewsi
Zuniceratops_christopheri
Turanoceratops_tardabilis
Pachyrhinosaurus_lakustai
Centrosaurus_apertus
Albertaceratops_nesmoi
Spiclypeus_shipporum
Kosmoceratops_richardsoni
Vagaceratops_irvinensis
Coahuilaceratops_magnacuerna
Pentaceratops_sternbergii
Utahceratops_gettyi
Agujaceratops_mariscalensis
Mojoceratops_perifania
Chasmosaurus_russelli
Chasmosaurus_belli
Bravoceratops_polyphemus
Anchiceratops_ornatus
Regaliceratops_peterhewsi
Arrhinoceratops_brachyops
Titanoceratops_ouranos
Nedoceratops_hatcheri
Eotriceratops_xerinsularis
Torosaurus_utahensis
Torosaurus_latus
Ojoceratops_fowleri
Triceratops_prorsus
Triceratops_horridus