Vertebrata Cuvier, 1812 - vertebrates see Infraphylum Vertebrata Lamarck, 1801
   Gnathostomata
     Teleostomi Bonaparte, 1836
       Class Osteichthyes Huxley, 1880 [paraphyletic] - 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 Crossopterygii Huxley, 1861 - lobe-finned fishes see Infraclass Crossopterygii Huxley, 1861
             Suborder Coelacanthiformes Berg, 1937 see Order Actinistia Cope, 1872
               1 Family †Euporosteidae Romer, 1966, nom. nud. see Family Diplocercididae Berg, 1940
               2 Family †Diplocercidae Berg, 1940 see Family Diplocercididae Berg, 1940
               3 Family †Rhabdodermatidae Berg, 1955
               4 Family †Coelacanthidae Agassiz, 1844
               5 Family †Laugiidae Berg, 1940
               6 Family †Hadronectoridae Lund & Lund, 1984
               7 Family Latimeriidae Berg, 1940 - coelacanths