Class Aves Linnaeus, 1758 - birds see Subclass Aves Linnaeus, 1758
Count: [s] 23o;144f;2043g;9628s;2127ss; ‡1f;21g;74s;12ss
   Subclass Neornithes Gadow, 1893 see Clade Neornithes Gadow, 1893
  Count: [s] 23o;144f;2043g;9628s;2127ss; ‡1f;21g;74s;12ss
     Infraclass Neoaves Sibley et al., 1988 see Subcohort Neoaves Sibley et al., 1988
    Count: [s] 21o;139f;2029g;9571s;2115ss; ‡1f;21g;74s;12ss
       Parvclass Passerae see Superorder Passerimorphae Sibley et al., 1988
      Count: [s] 10o;106f;1787g;8445s;1871ss; ‡1f;18g;69s;9ss
         Superorder Apodimorphae see Order Apodiformes Peters, 1940
        Count: [s] 2o;3f;127g;424s;113ss; ‡1s
           Order Apodiformes Peters, 1940 - swifts
          Count: -
             Family Apodidae Hartert, 1897 - swifts
            Count: [s] 18g;99s;21ss
               Genus Cypseloides Streubel, 1848
              Count: [*] 10s
                 01 Cypseloides rutilus (Vieillot, 1817) - chestnut-collared swift see Streptoprocne rutila (Vieillot, 1817)
                Count: -
                 02 Cypseloides phelpsi Collins, 1972 - tepui swift see Streptoprocne phelpsi (Collins, 1972)
                Count: -
                 03 Cypseloides niger (J.F. Gmelin, 1789) - black swift
                Count: -
                 04 Cypseloides lemosi Eisenmann & Lehmann, 1962 - white-chested swift
                Count: -
                 05 Cypseloides rothschildi J.T. Zimmer, 1945 - Rothschild's swift
                Count: -
                 06 Cypseloides fumigatus (Streubel, 1848) - sooty swift
                Count: -
                 07 Cypseloides cherriei Ridgway, 1893 - spot-fronted swift
                Count: -
                 08 Cypseloides storeri Navarro et al., 1992 - white-fronted swift
                Count: -
                 09 Cypseloides cryptus J.T. Zimmer, 1945 - white-chinned swift
                Count: -
                 10 Cypseloides senex (Temminck, 1826) - great dusky swift
                Count: -