Kingdom [Animalia] Linnaeus, 1758 - animals
   Subkingdom Metazoa Haeckel, 1874 see Kingdom Animalia Linnaeus, 1758
     Division Eumetazoa Butschli, 1910 see Subkingdom Eumetazoa Butschli, 1910
       Subdivision Bilateralia
         Phylum Chordata Bateson, 1885 - chordates
           Subphylum Vertebrata Cuvier, 1812 - vertebrates
             Class Aves Linnaeus, 1758 - birds see Subclass Aves Linnaeus, 1758
               Subclass Neornithes Gadow, 1893 see Clade Neornithes Gadow, 1893
                 Order Falconiformes Sharpe, 1874
                   Family Falconidae Vigors, 1824 - falcons, caracaras
                     Subfamily Herpetotherinae Lesson - laughing falcons see Family Falconidae Vigors, 1824
                       Genus Micrastur Gray, 1841
                         1 Micrastur semitorquatus (Vieillot, 1817) - collared forest-falcon
                         2 Micrastur ruficollis (Vieillot, 1817) - barred forest-falcon
                         3 Micrastur mirandollei (Schlegel, 1862) - slaty-backed forest-falcon
                         4 Micrastur plumbeus Sclater, 1918 - plumbeous forest-falcon