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 Polytmus Brisson, 1760
               1 Polytmus guainumbi (Pallas, 1764) - white-tailed goldenthroat
               2 Polytmus milleri (Chapman, 1929) - tepui goldenthroat
               3 Polytmus theresiae (Da Silva Maia, 1843) - green-tailed goldenthroat