Neornithes Gadow, 1893 - living birds
Count: [s] 23o;193f;2136g;9595s;8ss; ‡1f;26g;131s
   Neornithes Gadow, 1893 - living birds
  Count: [s] 23o;193f;2136g;9595s;8ss; ‡1f;26g;131s
     Neognathae Pycraft 1900 see Cohort Neognathae Pycraft, 1900
    Count: [s] 23o;187f;2121g;9539s; ‡1f;26g;128s
       Neognathae Pycraft 1900 see Cohort Neognathae Pycraft, 1900
      Count: [s] 23o;187f;2121g;9539s; ‡1f;26g;128s
         Neoaves Sibley et al. 1988 see Subcohort Neoaves Sibley et al., 1988
        Count: [*] 21o;179f;1992g;9095s; ‡1f;23g;120s
           Neoaves Sibley et al. 1988 see Subcohort Neoaves Sibley et al., 1988
          Count: [*] 21o;179f;1992g;9095s; ‡1f;23g;120s
             [Order] Passeriformes Linnaeus, 1758
            Count: [*] 96f;1205g;5707s; ‡14g;51s
               [Order] Passeriformes Linnaeus, 1758
              Count: [*] 96f;1205g;5707s; ‡14g;51s
                 suboscines see Suborder Suboscines
                Count: [*] 13f;293g;1214s; ‡2s
                   suboscines see Suborder Suboscines
                  Count: [*] 13f;293g;1214s; ‡2s
                     Tyranni see Suborder Tyranni
                    Count: [*] 9f;280g;1165s; ‡2s
                       Tyranni see Suborder Tyranni
                      Count: [*] 9f;280g;1165s; ‡2s
                         Family Tyrannidae Vigors, 1825 - tyrant-flycatchers
                        Count: [*] 98g;400s
                           Genus Elaenia Sundevall, 1836
                          Count: [*] 18s
                             01 Elaenia flavogaster (Thunberg, 1822) - yellow-bellied elaenia
                            Count: -
                             02 Elaenia martinica (C. Linnaeus, 1766) - Caribbean elaenia
                            Count: -
                             03 Elaenia spectabilis Pelzeln, 1868 - large elaenia
                            Count: -
                             04 Elaenia ridleyana Sharpe, 1888 - Noronha elaenia
                            Count: -
                             05 Elaenia albiceps (d'Orbigny & Lafresnaye, 1837) - white-crested elaenia
                            Count: -
                             06 Elaenia parvirostris Pelzeln, 1868 - small-billed elaenia
                            Count: -
                             07 Elaenia mesoleuca (Deppe, 1830) - olivaceous elaenia
                            Count: -
                             08 Elaenia strepera Cabanis, 1883 - slaty elaenia
                            Count: -
                             09 Elaenia gigas P.L. Sclater, 1871 - mottle-backed elaenia
                            Count: -
                             10 Elaenia pelzelni Berlepsch, 1907 - brownish elaenia
                            Count: -
                             11 Elaenia cristata Pelzeln, 1868 - plain-crested elaenia
                            Count: -
                             12 Elaenia chiriquensis Lawrence, 1865 - lesser elaenia
                            Count: -
                             13 Elaenia ruficeps Pelzeln, 1868 - rufous-crowned elaenia
                            Count: -
                             14 Elaenia frantzii Lawrence, 1865 - mountain elaenia
                            Count: -
                             15 Elaenia obscura (d'Orbigny & Lafresnaye, 1837) - highland elaenia
                            Count: -
                             16 Elaenia dayi Chapman, 1929 - great elaenia
                            Count: -
                             17 Elaenia pallatangae P.L. Sclater, 1861 - Sierran elaenia
                            Count: -
                             18 Elaenia fallax P.L. Sclater, 1861 - Greater Antillean elaenia
                            Count: -