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 see Infraphylum Vertebrata Lamarck, 1801
             Superclass Pisces Linnaeus, 1758 - fishes
               Class Osteichthyes Huxley, 1880 - bony fishes and tetrapods see Clade Osteichthyes Huxley 1880 [Moore & Near 2020]
                 Subclass Sarcopterygii Romer, 1955 - lobe-finned fishes and tetrapods see [unranked] Sarcopterygii Romer, 1955
                   Order Dipnoi Müller, 1844 - lungfishes see Superorder Dipnoi Müller, 1844
                     1 Family †Dipnorhynchidae Berg, 1940
                     2 Family †Dipteridae Agassiz, 1844
                     3 Family †Phaneropleuridae Huxley, 1861
                     4 Family †Ctenodontidae Traquair, 1890
                     5 Family †Conchopomidae Berg, 1940 see Family Conchopomatidae Berg, 1940
                     6 Family †Sagenodontidae Jaekel, 1911
                     7 Family Ceratodidae Günther, 1871 see Family Ceratodontidae Günther, 1871
                     8 Family Lepidosirenidae Bonaparte, 1841 - South American lungfishes