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 Falconidae Vigors, 1824 - falcons, caracaras
           Subfamily Falconinae Vigors, 1824 - falcons
             Genus Falco Linnaeus, 1758
               Falco peregrinus Tunstall, 1771 - peregrine falcon
                 01 Falco peregrinus tundrius White, 1968 - arctic peregrine falcon
                 02 Falco peregrinus pealei Ridgway, 1874
                 03 Falco peregrinus anatum Bonaparte, 1838 - American peregrine falcon
                 04 Falco peregrinus cassini Sharpe, 1873
                 05 Falco peregrinus peregrinus Tunstall, 1771 - Eurasian peregrine falcon
                 06 Falco peregrinus calidus Latham, 1790
                 07 Falco peregrinus japonensis Gmelin, 1788
                 08 Falco peregrinus brookei Sharpe, 1873
                 09 Falco peregrinus peregrinator Sundevall, 1837
                 10 Falco peregrinus fruitii Momiyama, 1927
                 11 Falco peregrinus madens Ripley & Watson, 1963
                 12 Falco peregrinus minor Bonaparte, 1850
                 13 Falco peregrinus radama Hartlaub, 1861
                 14 Falco peregrinus ernesti Sharpe, 1894
                 15 Falco peregrinus macropus Swainson, 1838
                 16 Falco peregrinus nesiotes Mayr, 1941