Phylum [Vertebrata] (Lamarck, 1801)
Count: -
   Class Chondrichthyes Huxley, 1880 - cartilaginous fishes
  Count: 2o;1g; †4o;10g
     Subclass Elasmobranchii Bonaparte, 1838 - shark-like fishes
    Count: 1o;1g; †4o;8g
       Order Neoselachii Compagno, 1977 see Division Neoselachii Compagno, 1977
      Count: 1g; †2g
         Genus †Sclerorhynchus Woodward, 1889
        Count: -