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 Polyborinae Lafresnaye, 1839
             Genus Micrastur Gray, 1841
               1 Micrastur ruficollis (Vieillot, 1817) - barred forest-falcon
               2 Micrastur plumbeus Sclater, 1918 - plumbeous forest-falcon
               3 Micrastur gilvicollis (Vieillot, 1817) - lined forest-falcon
               4 Micrastur mirandollei (Schlegel, 1862) - slaty-backed forest-falcon
               5 Micrastur semitorquatus (Vieillot, 1817) - collared forest-falcon
               6 Micrastur buckleyi Swann, 1919 - Buckley's forest-falcon