Kingdom [Animalia] Linnaeus, 1758 - animals
Count: -
   Subkingdom Metazoa Haeckel, 1874 see Kingdom Animalia Linnaeus, 1758
  Count: -
     Division Eumetazoa Butschli, 1910 see Subkingdom Eumetazoa Butschli, 1910
    Count: -
       Subdivision Bilateralia
      Count: -
         Phylum Chordata Bateson, 1885 - chordates
        Count: -
           Subphylum Vertebrata Cuvier, 1812 - vertebrates
          Count: -
             Class Aves Linnaeus, 1758 - birds see Subclass Aves Linnaeus, 1758
            Count: 26o;153f;1626g;3765s;425ss;1v; ‡1f;17g;53s;12ss; †2f
               Subclass Neornithes Gadow, 1893 see Clade Neornithes Gadow, 1893
              Count: 26o;153f;1626g;3765s;425ss;1v; ‡1f;17g;53s;12ss; †2f
                 Order Charadriiformes Huxley, 1867 - shorebirds, gulls, auks
                Count: 17f;98g;239s;24ss; ‡1g;2s
                   Suborder Lari Sharpe, 1891 - gulls and allies
                  Count: 4f;17g;65s;15ss
                     Family Sternidae Bonaparte, 1838 see Subfamily Sterninae Bonaparte, 1838
                    Count: 9g;29s
                       Genus Chlidonias Rafinesque, 1822
                      Count: 3s
                         Chlidonias leucopterus (Temminck, 1815) - white-winged tern
                        Count: -