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Taxon: Order †Hesperornithiformes Fürbringer, 1888 (bird)
Classification by:

Vertebrata Cuvier, 1812 - vertebrates
   Gnathostomata
     Teleostomi
       Tetrapoda Hatschek & Cori 1896 [Gauthier, Kluge & Rowe 1988]
         Amniota Haeckel, 1866 [Gauthier, Kluge & Rowe 1988] - amniotes
           Class Aves Linnaeus, 1758 - birds see Subclass Aves Linnaeus, 1758
             Subclass Neornithes Gadow, 1893 see Clade Neornithes Gadow, 1893
               Superorder †Odontognathae Wetmore, 1930 see Subclass Archaeornithes Gadow, 1893
                 Order †Hesperornithiformes Fürbringer, 1888
                   1 Family †Enaliornithidae Fürbringer
                   2 Family †Baptornithidae American Ornithologists' Union
                   3 Family †Hesperornithidae Marsh, 1872

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Last updated: 1 Feb 2024