Ceratopsians
Herbivores with parrot-like beaks, bony frills and in many cases horns.

Achelousaurus

Albertaceratops

Anchiceratops

Aquilops

Archaeoceratops

Arrhinoceratops

Avaceratops

Bagaceratops

Centrosaurus

Chaoyangsaurus

Chasmosaurus

Einiosaurus

Graciliceratops

Leptoceratops

Liaoceratops

Microceratus

Micropachycephalosaurus

Nedoceratops

Pachyrhinosaurus

Pentaceratops

Protoceratops

Psittacosaurus

Stenopelix

Styracosaurus

Torosaurus

Triceratops

Udanoceratops

Yinlong

Zuniceratops