Chordata Bateson, 1885 - chordates
   Class Elasmobranchii Bonaparte, 1838 see Infraclass Elasmobranchii Bonaparte, 1838
     Subclass Selachii see Division Selachii
       Order Batoidei see Order Batoidea
         Suborder Narcaciontes [monotypic] see Order Torpediniformes de Buen, 1926
           79 Family Torpedinidae Henle, 1834 - torpedo electric rays
           79.0.1 [Family Narcaciontidae Gill, 1862] see Family Torpedinidae Henle, 1834
           79.0.2 [Family Narcobatidae Jordan, 1895] see Family Torpedinidae Henle, 1834