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 Apodiformes Peters, 1940 - swifts
                Count: 2f;12g;27s;13ss
                   Family Apodidae Hartert, 1897 - swifts
                  Count: 11g;24s;12ss
                     Subfamily Apodinae Hartert, 1897 - true swifts
                    Count: 6g;13s;9ss
                       Genus Apus Scopoli, 1777 - house swift
                      Count: 8s;8ss
                         Apus pacificus (Latham, 1802) - fork-tailed swift
                        Count: 5ss
                           Apus pacificus pacificusᵀ (Latham, 1801)
                          Count: -