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 Apodinae Hartert, 1897 - true swifts
             Genus Apus Scopoli, 1777 - house swift
               Apus affinis (J.E. Gray, 1830) - little swift
                 1 Apus affinis galilejensis (Antinori, 1855)
                 2 Apus affinis bannermani Hartert, 1928
                 3 Apus affinis aerobates Brooke, 1969
                 4 Apus affinis theresae Meinertzhagen, 1949
                 5 Apus affinis affinis (Gray, 1830)
                 6 Apus affinis singalensis Madarász, 1911