Superphylum Deuterostomia Grobben, 1908 - deuterostomes see Infrakingdom Deuterostomia Grobben, 1908
Count: [*†*] 3p;8c;66o;519f;3514g;510s;2ss; ‡3s; †1p;8c;86o;266f;698g;38s
   Phylum Chordata Bateson, 1885 - chordates
  Count: [*†*] 8c;66o;519f;3513g;510s;2ss; ‡3s; †7c;86o;265f;696g;38s
     Subphylum Craniata auct.
    Count: [*†*] 5c;62o;517f;3511g;510s;2ss; ‡3s; †7c;86o;265f;695g;38s
       Vertebrata Lamarck, 1801 - vertebrates see Infraphylum Vertebrata Lamarck, 1801
      Count: [*†*] 4c;61o;516f;3504g;505s;2ss; ‡3s; †7c;86o;265f;691g;36s
         Myopterygii Janvier, 1978 - myopterygians
        Count: [*†*] 3c;60o;513f;3494g;499s;2ss; ‡3s; †5c;74o;256f;651g;32s
           Superclass Gnathostomata Gegenbaur, 1874 - jawed vertebrates
          Count: [*†*] 3c;60o;513f;3494g;499s;2ss; ‡3s; †2c;65o;234f;595g;26s
             Grade Chondrichthiomorphi see Grade Chondrichthyomorphi
            Count: [*†*] 1c;14o;54f;184g;49s; †22o;54f;133g;2s
               Class Chondrichthyes Huxley, 1880 - cartilaginous fishes
              Count: [*†*] 14o;54f;184g;49s; †22o;54f;133g;2s
                 Subclass Elasmobranchii Bonaparte, 1838 - shark-like fishes see Infraclass Elasmobranchii Bonaparte, 1838
                Count: [*†*] 13o;51f;178g;48s; †9o;25f;72g;2s
                   Infraclass Euselachii Hay, 1902 - sharks and rays, and related fossils see Subclass Euselachii Hay, 1902
                  Count: [*†*] 13o;51f;178g;48s; †3o;14f;50g;1s
                     Division Neoselachii Compagno, 1977 see Infraclass Elasmobranchii Bonaparte, 1838
                    Count: [*†*] 13o;51f;178g;48s; †1o;10f;31g;1s
                       Subdivision Selachii - sharks see Division Selachii
                      Count: [*†*] 9o;34f;106g;39s; †1o;7f;20g;1s
                         Superorder Galeomorphi Compagno, 1973
                        Count: [*†*] 4o;23f;74g;31s; †4f;16g;1s
                           Order Carcharhiniformes Compagno, 1973 - ground sharks
                          Count: [*] 8f;49g;14s
                             Family Scyliorhinidae Gill, 1862 - catsharks
                            Count: [*] 16g;2s
                               Genus Parmaturus Garman, 1906
                              Count: -