Palaeontology 【古生物】
1
- a gregarious quadrupedal herbivorous dinosaur of a group found in the Cretaceous period, including triceratops. It had a large beaked and horned head and a bony frill protecting the neck.角龙。
1.1
- Infraorder Ceratopsia, order Ornithischia.角龙下目, 鸟臀目。
- of or relating to the ceratopsians（与）角龙（有关）的。
词源
early 20th cent.: from modern Latin Ceratopsia (plural) （from Greek keras， kerat- 'horn'+ ops 'face'）+-AN.