(Protoceratops_andrewsi,(Leptoceratopsidae,(Zuniceratops_christopheri,Turanoceratops_tardabilis,((Diabloceratops_eatoni,(Albertaceratops_nesmoi,(Avaceratops_lammersi,Centrosaurus_apertus))),(Mercuriceratops_geminii,(Judiceratops_tigris,((Mojoceratops_perifania,(Chasmosaurus_n_sp_CMN_2280,(Chasmosaurus_irvinensis,Chasmosaurus_belli))),(Agujaceratops_mariscalensis,((Pentaceratops_priscus,(Williams_Fork_chasmosaurine,(Pentaceratops_sternbergii,Utahceratops_gettyi))),((Kosmoceratops_richardsoni,Kosmoceratops_sp_CMN_8801),((Anchiceratops_ornatus,Almond_Fm_ceratopsian),((Arrhinoceratops_brachyops,(Titanoceratops_ouranos,(Eotriceratops_xerinsularis,(Torosaurus_latus,(Triceratops_q_utahensis,Triceratops_horridus,Nedoceratops_hatcheri,Ojoceratops_fowleri,(Triceratops_prorsus,Tatankaceratops_sacrisonorum)))))),(Bravoceratops_polyphemus,Coahuilaceratops_magnacuerna)))))))))))));