• Chupkaornis is a genus of prehistoric flightless birds from the Late Cretaceous (Coniacian-Santonian) Kashima Formation of Hokkaido, Japan. Diagnostic...
    2 KB (124 words) - 05:46, 3 August 2024
  • Thumbnail for List of fossil bird genera
    †Hesperornithiformes Fürbringer 1888 (Large, toothed, loon-like diving birds) †Chupkaornis keraorum Tanaka et al. 2017 †Potamornis skutchi Elzanowski, Paul & Stidham...
    245 KB (19,042 words) - 06:56, 27 September 2024
  • Image Age Avialae †Fukuipteryx †F. prima Imai et al., 2019 Early Cretaceous Hesperornithes †Chupkaornis †C. keraorum Tanaka et al., 2017 Late Cretaceous...
    7 KB (386 words) - 06:54, 27 July 2024
  • angulata Hobetsu-cho, Hokkaido. (Cenomanian) A nanhsiungchelyid. Chupkaornis C. keraorum Kashima Formation (Coniacian to Santonian). A hesperornithiform...
    28 KB (1,614 words) - 08:19, 11 October 2024
  • Formation  Japan A member of Hesperornithiformes. The type species is C. keraorum. Colaptes naroskyi Sp. nov Valid Agnolin et Jofré Early-Late Pleistocene...
    220 KB (21,999 words) - 02:15, 2 November 2024