Triceratops is a genus of herbivorous ceratopsid dinosaurthat first appeared during the late Maastrichtian stage of the late Cretaceous period, about 68 million years ago(mya) in what is now North America.

Bearing a large bony frill and three horns on its large four-legged body, and possessing similarities with the modern rhinoceros, Triceratops is one of the most recognizable of all dinosaurs and the best known ceratopsid.

More Information

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Fact file

  • Pronounced: tri-SERRA-tops
  • Meaning of name: three-horned face
  • Length: 9m
  • Weight: 5500kg
  • Teeth: horny beak and shearing teeth
  • Diet: herbivorous
  • Food: tough palm fronds
  • How it moved: on 4 legs
  • When it lived: Late Cretaceous (67 – 65 million years ago)
  • Found in: USA

Taxonomic details

  • Taxonomy: Dinosauria, Ornithischia, Genasauria, Cerapoda, Marginocephalia, Ceratopsia, Neoceratopsia, Coronosauria, Ceratopsomorpha, Ceratopsidae, Chasmosaurinae, Triceratops
  • Named by: Marsh (1889)
  • Type species: horridus