living organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
Status: extant
   Superkingdom Eukaryotae see Domain Eukaryota Chatton, 1925
  Status: extant
     Kingdom Animalia Linnaeus, 1758 - animals
    Status: extant
       Subkingdom Eumetazoa Butschli, 1910 see [unranked] Eumetazoa Bütschli, 1910
      Status: extant
         Phylum Chordata Bateson, 1885 - chordates
        Status: extant
           Subphylum Vertebrata Cuvier, 1812 - vertebrates
          Status: extant
            | Class Mammalia Linnaeus, 1758 - mammals
            |Status: extant
            |   Subclass Theria Parker & Haswell, 1897
            |  Status: extant
            |     Infraclass Eutheria Gill, 1872
            |    Status: extant
            |       Order Primates Linnaeus, 1758 - primates
            |      Status: extant
            |         Suborder Haplorhini Pocock, 1918
            |        Status: extant
            |           Infraorder Catarrhini Geoffroy Saint-Hilaire, 1812 see Parvorder Catarrhini Geoffroy Saint-Hilaire, 1812
            |          Status: extant
            |             Family Hominidae Gray, 1825
            |            Status: extant
            |               Genus Homo Linnaeus, 1758 - people
            |              Status: extant
            |                 Homo sapiens Linnaeus, 1758 - human
            |                Status: extant
             Class Aves Linnaeus, 1758 - birds see Subclass Aves Linnaeus, 1758
            Status: extant
               Subclass Neornithes Gadow, 1893 see Clade Neornithes Gadow, 1893
              Status: extant
                 Superorder Neognathae Pycraft, 1900 see Cohort Neognathae Pycraft, 1900
                Status: extant
                   Order Coraciiformes Forbes, 1884 - rollerlike birds
                  Status: extant
                     Family Alcedinidae Bonaparte, 1831 - kingfishers
                    Status: extant
                       1 Genus Ceryle Boie, 1828
                      Status: extant
                       2 Genus Alcedo Linnaeus, 1758 - little kingfisher
                      Status: extant
                       3 Genus Ceyx de Lacépède, 1799
                      Status: extant
                       4 Genus Halcyon Swainson, 1821
                      Status: extant
                       5 Genus Dacelo Leach, 1815
                      Status: extant
                       6 Subfamily Cerylinae Reichenbach, 1851
                      Status: extant