Kingdom [Animalia] Linnaeus, 1758 - animals
Count: -
   Subkingdom Metazoa Haeckel, 1874 see Kingdom Animalia Linnaeus, 1758
  Count: -
     Division Eumetazoa Butschli, 1910 see Subkingdom Eumetazoa Butschli, 1910
    Count: -
       Subdivision Bilateralia
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         Phylum Chordata Bateson, 1885 - chordates
        Count: -
           Subphylum Vertebrata Cuvier, 1812 - vertebrates
          Count: -
             Class Aves Linnaeus, 1758 - birds see Subclass Aves Linnaeus, 1758
            Count: 26o;153f;1626g;3765s;425ss;1v; ‡1f;17g;53s;12ss; †2f
               Subclass Neornithes Gadow, 1893 see Clade Neornithes Gadow, 1893
              Count: 26o;153f;1626g;3765s;425ss;1v; ‡1f;17g;53s;12ss; †2f
                 Order Falconiformes Sharpe, 1874
                Count: 4f;84g;222s;45ss; ‡1s;1ss
                   Family Falconidae Vigors, 1824 - falcons, caracaras
                  Count: 13g;58s;11ss; ‡1s
                     Subfamily Polyborinae Lafresnaye, 1839
                    Count: 4g;9s; ‡1s
                       Genus Polyborus Vieillot, 1816, nom. illeg. see Genus Caracara Merrem, 1826
                      Count: 1s; ‡1s
                         1 Polyborus plancus (J.F. Miller, 1777) - crested caracara see Caracara plancus (Miller, 1777)
                        Count: -
                         2 ‡Polyborus lutosus Ridgway, 1876 - Guadalupe caracara see Caracara lutosa (Ridgway, 1876)
                        Count: -