(Hypsilophodon,(Stegoceras,(Yinlong,(((Liaoceratops,(Yamaceratops,(Archaeoceratops,((Asiaceratops,(Cerasinops,(Montanoceratops,(Prenoceratops,(Leptoceratops,Udanoceratops,Zuchengceratops_inexpectus))))),(Graciliceratops,((Bagaceratops,Protoceratops),(Zuniceratops,(Centrosaurus,Triceratops)))))))),(Psit_mongol,Psit_sinensis)),(Chaoyangsaurus,Xuanhuaceratops)))));