Phylum Chordata Bateson, 1885 - chordates
Count: -
   Subphylum Vertebrata Cuvier, 1812 - vertebrates see Infraphylum Vertebrata Lamarck, 1801
  Count: -
     Class Chondrichthyes Huxley, 1880 - cartilaginous fishes
    Count: -
       Order Squaliformes Compagno, 1973 - dogfish sharks
      Count: -
         1 Family Dalatiidae Gray, 1851 - kitefin sharks
        Count: [*] 9g16s
         2 Family Centrophoridae Bleeker, 1859 - gulper sharks
        Count: [*] 2g7s
         3 Family Squalidae Blainville, 1816 - dogfish sharks
        Count: [*] 1g3s
         4 Family Echinorhinidae Gill, 1862 - bramble sharks
        Count: -