• Thumbnail for Apoderoceras
    Apoderoceras is an extinct genus of cephalopod belonging to the ammonite subclass. Ammonites (Apoderoceras) were predatory mollusks that resembled a squid...
    2 KB (168 words) - 20:34, 14 December 2023
  • appearances of the ammonite species Bifericeras donovani and genera Apoderoceras and Gleviceras. The Wine Haven profile near Robin Hood's Bay (Yorkshire...
    9 KB (645 words) - 15:48, 4 January 2024
  • Thumbnail for Sinemurian
    appearances of the ammonite species Bifericeras donovani and ammonite genus Apoderoceras. The Sinemurian contains six ammonite biozones in the Tethys domain:...
    7 KB (497 words) - 21:49, 17 May 2023
  • Thumbnail for Eoderoceratoidea
    size ranges from 2 or 3 cm to giants reaching 50 cm in such genera as Apoderoceras, Epideroceras, and Liparoceras. The earliest known eodoceroceratoidean...
    3 KB (297 words) - 21:57, 28 April 2021
  • Thumbnail for Charmouth Mudstone Formation
    Genus Species Location Stratigraphic position Material Notes Images Apoderoceras A. cf. dunrobinense, A. subtriangulare Arnioceras A. semicostatum Semicostatum...
    49 KB (2,144 words) - 20:50, 6 October 2024
  • U.K. Biologic: First appearance of Bifericeras donovani and genera Apoderoceras (Ammonite). 54°24′25″N 0°29′51″W / 54.4069°N 0.4975°W / 54.4069; -0...
    93 KB (3,982 words) - 14:15, 3 August 2024
  • assigned the First Appearance Datum of Bifericeras donovani and of genus Apoderoceras the defining biological marker for the start of the Pliensbachian Stage...
    3 KB (189 words) - 20:56, 17 December 2021
  • Thumbnail for List of ammonite genera
    Anthracoceratites Anthracoceratoides Aphantites Apleuroceras Aplococeras Apoderoceras Aposphinctoceras Apsorroceras Aquilonites Araneites Araxoceras Arcanoceras...
    65 KB (2,780 words) - 20:33, 4 September 2024
  • Thumbnail for Hasle Formation
    synonym of Coeloceras pettos, possible synonym of Coeloceras grenouillouxi Apoderoceras A. aculeatum specimens An Ammonite of the family Polymorphitidae inside...
    44 KB (1,303 words) - 01:20, 27 August 2024
  • familial rank. Genera included in the Coeloceratidae are Coeloceras, Apoderoceras Coeloderoceras, Hyperderoceras, Pimalites, Praesphaeroceras, and Tetraspidoceras...
    2 KB (161 words) - 19:19, 18 July 2023