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 Gruiformes Bonaparte, 1854
                   Family Rallidae Vigors, 1825 - rails, waterhens, coots
                     Subfamily Rallinae Vigors, 1825 - rails see Family Rallidae Vigors, 1825
                       Tribe Gallinulini see Family Rallidae Vigors, 1825
                         1 Genus Gallinula Brisson, 1760
                         2 Genus Porphyriornis Allen, 1892 see Genus Gallinula Brisson, 1760
                         3 Genus Pareudiastes Hartlaub & Finsch, 1871 see Genus Gallinula Brisson, 1760
                         4 Genus Porphyrula Blyth, 1849[1852] see Genus Porphyrio Brisson, 1760
                         5 Genus Porphyrio Brisson, 1760
                         6 Genus Notornis Owen, 1848 see Genus Porphyrio Brisson, 1760