[Phylum] Chordata Bateson, 1885 - chordates
   Subphylum Craniata auct.
     Infraphylum Vertebrata Lamarck, 1801 - vertebrates
       Superclass Gnathostomata Gegenbaur, 1874 - jawed vertebrates
         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
             1 Infraclass Actinistia Cope, 1872 [monotypic] - coelacanths see [unranked] Coelacanthimorpha
             2 Infraclass †Onychodontida Andrews, 1973 [monotypic] see Order Onychodontida Andrews, 1973
             3 Infraclass Dipnomorpha Ahlberg, 1991 see [unranked] Dipnomorpha Ahlberg, 1991
             4 Infraclass †Rhizodontida Andrews & Westoll, 1970 [monotypic] see [unranked] Rhizodontida Andrews & Westoll, 1970
             5 Infraclass †Osteolepidida Boulenger, 1901 [monotypic] see [unranked] Osteolepidimorpha