Fishes
   Class Elasmobranchii Bonaparte, 1838 see Subclass Elasmobranchii Bonaparte, 1838
     Order Lamniformes Berg, 1958 - mackerel sharks
       Family Cetorhinidae Gill, 1861 - basking sharks
         1 Genus Cetorhinus de Blainville, 1816
         2 Genus Halsydrus Fleming, 1817
         3 Genus Polyprosopus Couch, 1862
         4 Genus Scapasaurus Marwick, 1942
         5 Genus Scoliophis Anonymous, 1817
         6 Genus Selache Cuvier, 1816 see Genus Cetorhinus de Blainville, 1816
         7 Genus Tetroras Rafinesque, 1810