Class [Mammalia] Linnaeus, 1758 - mammals
Count: [*] 21o;132f;1061g;4316s; ‡1f;5g;38s
   Order Cetacea Brisson, 1762 - whales, dolphins, and porpoises see Infraorder Cetacea Brisson, 1762
  Count: [*] 9f;39g;77s
     Suborder Odontoceti Flower, 1867 - toothed whales see Parvorder Odontoceti Flower, 1867
    Count: [*] 6f;34g;67s
       Family Delphinidae Gray, 1821 - oceanic dolphins
      Count: [*] 17g;34s
         Genus Steno Gray, 1846 - rough-toothed dolphin
        Count: [*] 1s
           1 Steno bredanensis (Lesson, 1828) - rough-toothed dolphin
          Count: -