Neornithes Gadow, 1893 - living birds
   Neognathae Pycraft 1900 see Cohort Neognathae Pycraft, 1900
     Galloanserae Sibley, Ahlquist & Monroe Jr., 1988 see Subcohort Galloanserae Sibley, Ahlquist & Monroe Jr., 1988
       [Order] Anseriformes Wagler, 1831 - waterfowl and screamers
         Family Anatidae Vigors, 1825 - ducks, geese, swans
           Subfamily Anserinae Vigors, 1825 - geese
             1 Genus Cereopsis Latham, 1801 [monotypic] - Cape Barren goose
             2 Genus Anser Brisson, 1760
             3 Genus Branta Scopoli, 1769 - Canada goose
             4 Genus Coscoroba Reichenbach, 1853 [monotypic]
             5 Genus Cygnus Bechstein, 1803 - mute swan