• Thumbnail for Ceratopsia
    Ceratopsia or Ceratopia (/ˌsɛrəˈtɒpsiə/ or /ˌsɛrəˈtoʊpiə/; Greek: "horned faces") is a group of herbivorous, beaked dinosaurs that thrived in what are...
    31 KB (2,920 words) - 17:16, 30 May 2024
  • Thumbnail for Chaoyangsaurus
    between 150.8 and 145.5 million years ago. Chaoyangsaurus belonged to the Ceratopsia (Greek for "horned faces"). Chaoyangsaurus, like all ceratopsians, was...
    8 KB (932 words) - 02:51, 29 May 2024
  • Thumbnail for Psittacosaurus
    (2010) proposed that the best assignment for the type material may be Ceratopsia incertae sedis. P. neimongoliensis and P. ordosensis? Two new species...
    92 KB (10,764 words) - 14:48, 28 April 2024
  • Thumbnail for Achelousaurus
    animals butting each other's heads, as well as for display. Within the Ceratopsia, Achelousaurus lies within the clade Pachyrostra (or "thick-snouts")....
    79 KB (9,596 words) - 02:51, 29 May 2024
  • Thumbnail for Pachyrhinosaurus
    "New dinosaur from southern Alberta, representing a new family of the Ceratopsia". Geological Society of America Bulletin. 58: 1230. doi:10...
    30 KB (3,093 words) - 19:10, 9 April 2024
  • Thumbnail for Chasmosaurus
    skin impression samples. Chasmosaurus was in 1915 by Lambe within the Ceratopsia assigned to the Chasmosaurinae. The Chasmosaurinae usually have long frills...
    30 KB (3,420 words) - 08:13, 16 May 2024
  • Thumbnail for Marginocephalia
    Marginocephalia: the thick-skulled Pachycephalosauria and the horned Ceratopsia. All members of Marginocephalia were primarily herbivores (though pachycephalosaurs...
    25 KB (2,705 words) - 16:51, 14 May 2024
  • Thumbnail for Neornithischia
    Marginocephalia and Ornithopoda. The former includes clades Pachycephalosauria and Ceratopsia, while the latter typically includes Hypsilophodon and the more derived...
    11 KB (712 words) - 06:47, 27 May 2024
  • Thumbnail for Triceratops
    Press. ISBN 978-0-691-02882-8. Lull, R. S. (1933). "A revision of the Ceratopsia or horned dinosaurs". Memoirs of the Peabody Museum of Natural History...
    95 KB (9,989 words) - 12:58, 31 May 2024
  • Thumbnail for Chaoyangsauridae
    New Taxon of Basal Ceratopsian from China and the Early Evolution of Ceratopsia". PLOS ONE. 10 (12): e0143369. doi:10.1371/journal.pone.0143369. PMC 4674058...
    3 KB (249 words) - 13:37, 14 February 2024