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 Metallura Gould, 1847
               1 Metallura tyrianthina (Loddiges, 1832) - Tyrian metaltail
               2 Metallura iracunda Wetmore, 1946 - Perija metaltail
               3 Metallura williami (DeLattre & Bourcier, 1846) - viridian metaltail
               4 Metallura baroni Salvin, 1893 - violet-throated metaltail
               5 Metallura odomae Graves, 1980 - Neblina metaltail
               6 Metallura theresiae Simon, 1902 - coppery metaltail
               7 Metallura eupogon (Cabanis, 1874) - fire-throated metaltail
               8 Metallura aeneocauda (Gould, 1846) - scaled metaltail
               9 Metallura phoebe (Lesson & DeLattre, 1839) - black metaltail