living organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Superkingdom Eukaryotae see Domain Eukaryota Chatton, 1925
     Kingdom Animalia Linnaeus, 1758 - animals
       Subkingdom Eumetazoa Butschli, 1910 see [unranked] Eumetazoa Bütschli, 1910
         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
                 Superorder Neognathae Pycraft, 1900 see Cohort Neognathae Pycraft, 1900
                   Order Columbiformes Latham, 1790 - pigeons and allies
                     Suborder Columbae Latham, 1790 - doves and dodos
                       Family Columbidae Illiger, 1811 - doves, pigeons
                         1 Genus Columba Linnaeus, 1758
                         2 Genus Streptopelia Bonaparte, 1855
                         3 Genus Gallicolumba Heck, 1849
                         4 Genus Zenaida Bonaparte, 1838
                         5 Genus Treron Vieillot, 1816
                         6 Genus Ptilinopus Swainson, 1825
                         7 Genus Ducula Hodgson, 1836
                         8 Genus ‡Ectopistes Swainson, 1827
                         9 Genus Didunculus Peale, 1848