dbp:subdivision
- *Brachyceratops? *Diabloceratops *Machairoceratops *Menefeeceratops *Monoclonius *Sinoceratops *Wendiceratops *Xenoceratops *Albertaceratopsini (Loewen et al., 2024) **Albertaceratops **Lokiceratops **Medusaceratops *Nasutoceratopsini (Ryan et al., 2017) **Avaceratops **Crittendenceratops **Furcatoceratops **Nasutoceratops **Yehuecauhceratops? *Eucentrosaura (Chiba et al., 2018) **Centrosaurini (Ryan et al., 2017) ***Centrosaurus ***Coronosaurus ***Spinops ***Styracosaurus? **Pachyrhinosaurini (Sternberg, 1950) ***Einiosaurus ***Stellasaurus ***Styracosaurus? ***Pachyrostra (Fiorillo & Tykoski, 2012) ****Achelousaurus ****Pachyrhinosaurus (en)