(Leptoceratops_gracilis,(Protoceratops_andrewsi,(Zuniceratops_christopheri,(Turanoceratops_tardabilis,((Centrosaurus_apertus,(Albertaceratops_nesmoi,Pachyrhinosaurus_lakustai)),(((((Agujaceratops_mariscalensis,(Mojoceratops_perifania,(Chasmosaurus_belli,Chasmosaurus_russelli))),(Utahceratops_gettyi,Pentaceratops_sternbergii)),(Coahuilaceratops_magnacuerna,Bravoceratops_polyphemus)),((Anchiceratops_ornatus,Arrhinoceratops_brachyops),(Ojoceratops_fowleri,Eotriceratops_xerinsularis,Hellboy,(Titanoceratops_ouranos,(Nedoceratops_hatcheri,((Torosaurus_latus,Torosaurus_utahensis),(Triceratops_horridus,Triceratops_prorsus))))))),(Vagaceratops_irvinensis,Kosmoceratops_richardsoni)))))));