"[Pisces]"
   Class Elasmobranchii Bonaparte, 1838 see Infraclass Elasmobranchii Bonaparte, 1838
     Order Torpediniformes de Buen, 1926 - electric rays
       Family Narcinidae Gill, 1862 - electric rays
         1 Subfamily Narcininae see Family Narcinidae Gill, 1862
         2 Subfamily Narkinae see Family Narkidae Fowler, 1934