Superphylum Deuterostomia Grobben, 1908 - deuterostomes see Infrakingdom Deuterostomia Grobben, 1908
   Phylum Chordata Bateson, 1885 - chordates
     Subphylum Craniata auct. see Subphylum Vertebrata Cuvier, 1812
       Vertebrata (Lamarck, 1801) - vertebrates see Subphylum Vertebrata Cuvier, 1812
         Myopterygii - myopterygians
           Superclass Gnathostomata Gegenbaur, 1874 - jawed vertebrates
             Grade Chondrichthiomorphi
               Class Chondrichthyes Huxley, 1880 - cartilaginous fishes
                 Subclass Elasmobranchii Bonaparte, 1838 - shark-like fishes
                   Infraclass Euselachii Hay, 1902 - sharks and rays, and related fossils
                     Division Neoselachii Compagno, 1977
                       Subdivision Batoidea - rays
                         1 [plesion] Genus †Asterodermus Agassiz, 1843
                         2.1 [plesion, p.p.] Genus †Belemnobatis Thiollière, 1854
                         2.2 [plesion, p.p.] Genus †Spathobatis Thiollière, 1849
                         3 Family †Cyclobatidae Cappetta, 1980, incertae sedis
                         4 Family †Sclerorhynchidae Capetta, 1974, incertae sedis
                         5 Genus †Iansan Brito & Seret, 1996, incertae sedis
                         6 Order Torpediniformes - electric rays
                         7.1 Order Pristiformes [monotypic] - sawfishes
                         7.2 Order Rajiformes Berg, 1940 - skates
                         7.3 Order Myliobatiformes Compagno, 1973 - stingrays