Neornithes Gadow, 1893 - living birds
   Neognathae Pycraft 1900 see Cohort Neognathae Pycraft, 1900
     Neoaves Sibley et al. 1988 see Subcohort Neoaves Sibley et al., 1988
       [Order] Charadriiformes Huxley, 1867 - shorebirds, gulls, auks
         Family Scolopacidae Vigors, 1825 - sandpipers, snipe
           Subfamily Calidridinae
             Genus Calidris [Merrem], 1804
               Calidris alpina (Linnaeus, 1758) - dunlin
                 Calidris alpina hudsonia (Todd, 1953)