Gastropoda Cuvier, 1795 see Class Gastropoda Cuvier, 1795
Count: 27f;47g;81s
   Nudipleura Wägele & Willan, 2000
  Count: -
     Nudibranchia Cuvier, 1814 see Order Nudibranchia Cuvier, 1814
    Count: 20f;38g;65s
       Dexiarchia Schrödl, Wägele & Willan, 2001
      Count: 12f;19g;35s
         Cladobranchia Willan & Morton, 1984
        Count: 12f;19g;35s
           Aeolidoidea d'Orbigny, 1834 see Superfamily Aeolidioidea Gray, 1827
          Count: 8f;14g;24s
             Family Tergipedidae Bergh, 1889
            Count: -
               Genus Cuthona Alder & Hancock, 1855
              Count: 6s
                 1 Cuthona caerulea (Montagu, 1804)
                Count: -
                 2 Cuthona foliata (Forbes & Goodsir, 1838)
                Count: -
                 3 Cuthona amoena (Alder & Hancock, 1845)
                Count: -
                 4 Cuthona genovae (O'Donoghue, 1929)
                Count: -
                 5 Cuthona ocellata (Schmekel, 1966)
                Count: -
                 6 Cuthona thompsoni García et al., 1991
                Count: -