Neornithes Gadow, 1893 - living birds
   Neognathae Pycraft 1900 see Cohort Neognathae Pycraft, 1900
     Neoaves Sibley et al. 1988 see Subcohort Neoaves Sibley et al., 1988
       [Order] Apodiformes Peters, 1940 - swifts
         Family Apodidae Hartert, 1897 - swifts
           Subfamily Cypseloidinae Bonaparte, 1838
             Genus Streptoprocne Oberholser, 1906
               Streptoprocne zonaris (Shaw, 1796) - white-collared swift
                 1 Streptoprocne zonaris mexicana Ridgway, 1910
                 2 Streptoprocne zonaris bouchellii Huber, 1923
                 3 Streptoprocne zonaris pallidifrons (Hartert, 1896)
                 4 Streptoprocne zonaris minor (Lawrence, 1882)
                 5 Streptoprocne zonaris albicincta (Cabanis, 1862)
                 6 Streptoprocne zonaris subtropicalis Parkes, 1994
                 7 Streptoprocne zonaris altissima Chapman, 1914
                 8 Streptoprocne zonaris kuenzeli Niethammer, 1953
                 9 Streptoprocne zonaris zonaris (Shaw, 1796)