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 chicquera Daudin, 1800 - red-necked falcon
                 1 Falco chicquera chicquera Daudin, 1800
                 2 Falco chicquera ruficollis Swainson, 1837
                 3 Falco chicquera horsbrughi Gunning & Roberts, 1911