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 Eupherusa Gould, 1857
               1 Eupherusa cyanophrys Rowley & Orr, 1964 - blue-capped hummingbird
               2 Eupherusa poliocerca Elliot, 1871 - white-tailed hummingbird
               3 Eupherusa eximia (DeLattre, 1843) - stripe-tailed hummingbird
               4 Eupherusa nigriventris Lawrence, 1867 - black-bellied hummingbird