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 see Infraphylum Vertebrata Lamarck, 1801
          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 Struthioniformes Latham, 1790
                Count: 5f;6g;9s;17ss; ‡1s;2ss; †2f
                   1 Suborder Rheae Forbes, 1884
                  Count: 1f;2g;2s;7ss
                   2 Suborder Struthiones see Suborder Struthioni
                  Count: 1f;1g;1s;4ss; ‡1ss
                   3 Suborder †Aepyornithes
                  Count: -
                   4 Suborder Casuarii see Order Casuariiformes Sclater, 1880
                  Count: 2f;2g;4s;1ss; ‡1s;1ss
                   5 Suborder Apteryges see Order Apterygiformes Haeckel, 1866
                  Count: 1f;1g;2s;5ss; †1f