Phylum Chordata Bateson, 1885 - chordates
   Class Aves Linnaeus, 1758 - birds see Subclass Aves Linnaeus, 1758
     Subclass Neornithes Gadow, 1893 see Clade Neornithes Gadow, 1893
       Superorder Neognathae Pycraft, 1900 see Cohort Neognathae Pycraft, 1900
         Order Falconiformes Sharpe, 1874
           Family Falconidae Vigors, 1824 - falcons, caracaras
             Genus Polihierax Kaup, 1847
               1 Polihierax semitorquatus (Smith, 1836) - pygmy falcon
               2 Polihierax insignis Walden, 1872 - white-rumped falcon