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 Mysticeta see Parvorder Mysticeti Cope, 1891
                  Status: extant
                     Family Balaenidae Gray, 1821 - right whales
                    Status: extant
                       Genus Balaena Linnaeus, 1758 - bowhead whale, Greenland right whale
                      Status: extant
                         1 Balaena glacialis Müller, 1776 - black right whale
                        Status: extant
                         2 Balaena mysticetus Linnaeus, 1758 - Arctic bowhead whale
                        Status: extant