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 Tachornis Gosse, 1847
               Tachornis furcata (Sutton, 1928) - pygmy swift
                 1 Tachornis furcata furcata (Sutton, 1928)
                 2 Tachornis furcata nigrodorsalis (Aveledo & Pons, 1952)