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 Actinopterygii Woodward, 1891 - ray-finned fishes see Class Actinopterygii Woodward, 1891
           Infraclass Chondrostei Müller, 1844 see Subclass Chondrostei Müller, 1844
             Order †Palaeonisciformes Jarvik, 1961
               Suborder †Platysomoidei Moy-Thomas, 1939 see Order Platysomiformes
                 1 Family †Platysomidae Bleeker, 1859
                 2 Family †Chirodontidae Moy-Thomas & Miles, 1971 see Family Platysomidae Bleeker, 1859
                 3 Family †Bobastraniidae Camp & Allison, 1961, orth. inval. see Family Bobasatraniidae Stensiö, 1932