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 Trochilidae Vigors, 1825 - hummingbirds
           Subfamily Trochilinae Jardine, 1833 - typical hummingbirds
             Genus Leucippus Bonaparte, 1850
               1 Leucippus fallax (Bourcier, 1843) - buffy hummingbird
               2 Leucippus baeri Simon, 1901 - Tumbes hummingbird
               3 Leucippus taczanowskii (P.L. Sclater, 1879) - spot-throated hummingbird
               4 Leucippus chlorocercus Gould, 1866 - olive-spotted hummingbird