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] Falconiformes Sharpe, 1874
         Family Accipitridae Vieillot, 1816 - secretary bird, osprey, kites, hawks and eagles
           Subfamily Accipitrinae Vieillot, 1816 - hawks, eagles
             01 Genus Aviceda Swainson, 1836
             02 Genus Leptodon Sundevall, 1836 [monotypic]
             03 Genus Chondrohierax Lesson, 1843 [monotypic]
             04 Genus Henicopernis Gray, 1859
             05 Genus Pernis Cuvier, 1816
             06 Genus Lophoictinia Kaup, 1847 [monotypic] - square-tailed kite
             07 Genus Hamirostra Brown, 1846 [monotypic] - black-breasted buzzard
             08 Genus Elanoides Vieillot, 1818 [monotypic]
             09 Genus Macheiramphus Bonaparte, 1850 [monotypic]
             10 Genus Gampsonyx Vigors, 1825 [monotypic]
             11 Genus Elanus Savigny, 1809
             12 Genus Chelictinia Lesson, 1843 [monotypic]
             13 Genus Rostrhamus Lesson, 1830
             14 Genus Harpagus Vigors, 1824
             15 Genus Ictinia Vieillot, 1816
             16 Genus Milvus Lacépède, 1799 - black kite
             17 Genus Haliastur Selby, 1840 - whistling kite
             18 Genus Haliaeetus Savigny, 1809 - white-bellied sea-eagle
             19 Genus Ichthyophaga Lesson, 1843
             20 Genus Gypohierax Rüppell, 1836 [monotypic]
             21 Genus Gypaetus Storr, 1784 [monotypic]
             22 Genus Neophron Savigny, 1809 [monotypic]
             23 Genus Necrosyrtes Gloger, 1841 [monotypic]
             24 Genus Gyps Savigny, 1809
             25 Genus Sarcogyps Lesson, 1842 [monotypic]
             26 Genus Trigonoceps Lesson, 1842 [monotypic]
             27 Genus Aegypius Savigny, 1809 [monotypic]
             28 Genus Torgos Kaup, 1828 [monotypic]
             29 Genus Circaetus Vieillot, 1816
             30 Genus Terathopius Lesson, 1830 [monotypic]
             31 Genus Spilornis Gray, 1840
             32 Genus Dryotriorchis Shelley, 1874 [monotypic]
             33 Genus Eutriorchis Sharpe, 1875 [monotypic]
             34 Genus Circus Lacépède, 1799
             35 Genus Polyboroides Smith, 1829
             36 Genus Melierax Gray, 1840
             37 Genus Micronisus Gray, 1840 [monotypic]
             38 Genus Accipiter Brisson, 1760
             39 Genus Erythrotriorchis Sharpe, 1875
             40 Genus Megatriorchis Salvadori & D'Albertis, 1875 [monotypic]
             41 Genus Urotriorchis Sharpe, 1874 [monotypic]
             42 Genus Kaupifalco Bonaparte, 1854 [monotypic]
             43 Genus Butastur Hodgson, 1843
             44 Genus Geranospiza Kaup, 1847 [monotypic]
             45 Genus Leucopternis Kaup, 1847
             46 Genus Buteogallus Lesson, 1830
             47 Genus Parabuteo Ridgway, 1874 [monotypic]
             48 Genus Busarellus Lafresnaye, 1839 [monotypic]
             49 Genus Geranoaetus Kaup, 1844 [monotypic]
             50 Genus Harpyhaliaetus Lafresnaye, 1842
             51 Genus Asturina Vieillot, 1816 [monotypic]
             52 Genus Buteo Lacépède, 1799
             53 Genus Morphnus Dumont, 1816 [monotypic]
             54 Genus Harpia Vieillot, 1816 [monotypic]
             55 Genus Harpyopsis Salvadori, 1875 [monotypic]
             56 Genus Pithecophaga Ogilvie-Grant, 1896 [monotypic]
             57 Genus Ictinaetus Blyth, 1843 [monotypic]
             58 Genus Aquila Brisson, 1760
             59 Genus Hieraaetus Kaup, 1844 - little eagle
             60 Genus Polemaetus Heine, 1890 [monotypic]
             61 Genus Spizastur Gray, 1841 [monotypic]
             62 Genus Lophaetus Kaup, 1847 [monotypic]
             63 Genus Spizaetus Vieillot, 1816
             64 Genus Stephanoaetus Sclater, 1922 [monotypic]
             65 Genus Oroaetus Ridgway, 1920 [monotypic]