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
                   Suborder Rheae Forbes, 1884
                  Count: 1f;2g;2s;7ss
                     1 Family Rheidae Bonaparte, 1849 - rheas
                    Count: 2g;2s;7ss