Vertebrata Cuvier, 1812 - vertebrates
   Gnathostomata
     Teleostomi
       Class Osteichthyes Huxley, 1880 [paraphyletic] - bony fishes see [unranked] Euteleostomi
         Subclass Sarcopterygii Romer, 1955 see Clade Sarcopterygii Romer, 1955
           Order Crossopterygii Huxley, 1861 - lobe-finned fishes see Infraclass Crossopterygii Huxley, 1861
             Suborder †Rhipidistia Cope, 1887
               Superfamily †Osteolepidoidea
                 1 Family †Osteolepidae see Family Osteolepididae Cope, 1887
                 2 Family †Eusthenopteridae Young et al., 1992 see Family Tristichopteridae Cope, 1887
                 3 Family †Panderichthyidae Vorobyeva, in Vorobyeva & Lyarskaya, 1968 - panderichthyids see Family Elpistostegidae Romer, 1947
                 4 Family †Rhizodontidae Traquair, 1881 - rhizodontids