• Thumbnail for Pachydiscus
    Pachydiscus is an extinct genus of ammonite from the Late Cretaceous and Early Paleocene with a worldwide distribution, and type for the desmoceratacean...
    4 KB (316 words) - 20:10, 9 August 2024
  • Thumbnail for Parapuzosia seppenradensis
    0806314106 (in German) Landois, H. 1895. Die Riesenammoniten von Seppenrade, Pachydiscus Zittel Seppenradensis H. Landois. Jahresbericht des Westfälischen Provinzial-Vereins...
    3 KB (351 words) - 10:07, 15 June 2024
  • Thumbnail for Maastrichtian
    terminus zone of Anapachydiscus fresvillensis zone of Pachydiscus neubergicus till Pachydiscus epiplectus The Maastrichtian is roughly coeval with the...
    16 KB (1,396 words) - 22:20, 13 August 2024
  • Thumbnail for Cretaceous
    anomaly at the Cretaceous–Paleogene boundary base:first occurrence of Pachydiscus neubergicus Maastricht Formation, Maastricht, Netherlands Campanian 83...
    95 KB (9,854 words) - 11:04, 11 September 2024
  • defined as the place in the stratigraphic column where the ammonite Pachydiscus neubergicus first appears. The Campanian can be subdivided into Lower...
    12 KB (1,001 words) - 10:20, 26 February 2024
  • Thumbnail for Paleocene ammonites
    and Eubaculites (potentially along with other ammonite genera, such as Pachydiscus and Sphenodiscus) have reportedly been found in the Paleocene Hornerstown...
    8 KB (700 words) - 22:24, 2 August 2024
  • Thumbnail for Mosasaur
    seas. Holes have been found in fossil shells of some ammonites, mainly Pachydiscus and Placenticeras. These were once interpreted as a result of limpets...
    59 KB (5,198 words) - 22:41, 5 September 2024
  • Thumbnail for Cephalopod size
    1007/978-1-4020-9053-0_5 Landois, H. (1895). Die Riesenammoniten von Seppenrade, Pachydiscus Zittel Seppenradensis H. Landois. Jahresbericht des Westfälischen Provinzial-Vereins...
    358 KB (29,803 words) - 12:23, 31 August 2024
  • Thumbnail for Megapterygius
    that were hard to capture, like schools of fish. Fossils of ammonites (Pachydiscus awajiensis), bivalves (Nanonavis sp., Apiotrigonia sp. and Inoceramus...
    8 KB (746 words) - 19:09, 16 March 2024
  • Thumbnail for Edelman Fossil Park
    Crocodylomorph) Bottosaurus (Alligatoroid) Mosasaurus sp. Sphenodiscus (Ammonite) Pachydiscus (Ammonite) Peridonella dichotoma (sponge) Cliona cretacea (sponge) Flabellum...
    17 KB (1,721 words) - 13:15, 4 May 2024