Ceratopsidae
|- Achelousaurus
|- Agujaceratops
|- Albertaceratops
|- Anchiceratops
|- Arrhinoceratops
|- Avaceratops
|- Brachyceratops
|- Centrosaurus
|- Chasmosaurus
|- Diceratops
|- Einiosaurus
|- Monoclonius
|- Pachyrhinosaurus
|- Pentaceratops
|- Styracosaurus
|- Torosaurus
|- Triceratops
