• Thumbnail for Parahesperornis
    2017, Asiahesperornis was considered as a possible synonym of Parahesperornis. Parahesperornis was a member of the Hesperornithes, flightless toothed seabirds...
    5 KB (446 words) - 22:31, 16 January 2024
  • Thumbnail for Hesperornis
    eventually form the basis of the new genus and species Parahesperornis alexi. The type specimen of P. alexi was assumed to belong to the same specimen as that...
    27 KB (3,114 words) - 12:21, 29 October 2024
  • Thumbnail for Hesperornithes
    in the Northern Hemisphere, and include genera such as Hesperornis, Parahesperornis, Baptornis, Enaliornis, and Potamornis, all strong-swimming, predatory...
    13 KB (1,279 words) - 09:59, 12 October 2024
  • Thumbnail for List of fossil bird genera
    †Hesperornithidae Marsh 1880 †Fumicollis hoffmani Bell & Chiappe 2015 †Parahesperornis alexi Martin 1980 (Late Cretaceous) †Hesperornis Marsh 1872 [Coniornis...
    245 KB (19,042 words) - 06:56, 27 September 2024
  • Asia and North America. A study on the anatomy of the skeleton of Parahesperornis alexi is published by Bell & Chiappe (2020), who report that this taxon...
    279 KB (28,141 words) - 12:14, 14 October 2024
  • Mourer-Chauviré Pleistocene Cave deposits  USA:  Maryland A Strigidae. Parahesperornis alexi Valid Gen. nov. et Sp. nov. Larry D. Martin Late Cretaceous Niobrara...
    24 KB (1,110 words) - 02:17, 27 June 2024
  • unidentified comparable form †Pachyrhizodus minimus †Parahesperornis – type locality for genus †Parahesperornis alexi – type locality for species †Paraliodesmus...
    31 KB (1,809 words) - 02:17, 6 August 2024
  • unidentified comparable form †Pachyrhizodus minimus †Parahesperornis – type locality for genus †Parahesperornis alexi – type locality for species †Pecten Pholadomya...
    46 KB (1,747 words) - 21:41, 23 March 2024
  • Thumbnail for Paleobiota of the Niobrara Formation
    synonym of I. dispar. I. victor Kansas Junior synonym of I. dispar. Parahesperornis P. alexi Kansas Smoky Hill Chalk "Partial skull [and] complete postcranium...
    43 KB (1,746 words) - 18:55, 9 September 2024