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 Micrastur Gray, 1841
               1 Micrastur ruficollis (Vieillot, 1817) - barred forest-falcon
               2 Micrastur gilvicollis (Vieillot, 1817) - lined forest-falcon
               3 Micrastur plumbeus Sclater, 1918 - plumbeous 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