(Protoceratops,(Zuniceratops,Turanoceratops,((Avaceratops,(Einiosaurus,(Achelousaurus,Pachyrhinosaurus),(Centrosaurus,Styracosaurus))),(((Anchiceratops,Arrhinoceratops),(Triceratops,(Diceratops,Torosaurus))),(Chasmosaurus,Pentaceratops)))));