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 barbatus (P.L. Sclater, 1865) - African swift
                 1 Apus barbatus barbatus (Sclater, 1866) - African swift
                 2 Apus barbatus hollidayi Benson & Irwin, 1960
                 3 Apus barbatus oreobates Brooke, 1970
                 4 Apus barbatus balstoni (Bartlett, 1880)
                 5 Apus barbatus mayottensis (Nicoll, 1906)
                 6 Apus barbatus sladeniae (Ogilvie-Grant, 1904) - Fernando Po swift
                 7 Apus barbatus serlei de Roo, 1970
                 8 Apus barbatus roehli Reichenow, 1906
                 9 Apus barbatus glanvillei Benson, 1967