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