1. An unusual ceratopsian dinosaur having many large spikes around the edge of its bony frill and a long nose horn; late Cretaceous
   "The styracosaur's elaborate frill may have been used for display";
   - styracosaurus

Derived forms: styracosaurs

Type of: ceratopsian, horned dinosaur

Part of: genus Styracosaurus

Encyclopedia: Styracosaur