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 Stictonettinae Boetticher, 1950 [monotypic]
             Genus Stictonetta Reichenbach, 1853 [monotypic] - freckled duck
               Stictonetta naevosa (Gould, 1841) - freckled duck