Phylum Mollusca Linnaeus, 1758 - molluscs
   Class Gastropoda Cuvier, 1795 - snails and slugs
     Subclass Opisthobranchia Milne-Edwards, 1848 - opisthobranchs see Order Opisthobranchia Milne-Edwards, 1848
       Order Nudibranchia Cuvier, 1814 - "true" nudibranchs
         Suborder Doridina Odhner, 1934
           Superfamily Phyllidioidea Rafinesque, 1814
             Family Phyllidiidae Rafinesque, 1814
               1 Genus Phyllidia Cuvier, 1797
               2 Genus Ceratophyllidia Eliot, 1903
               3 Genus Phyllidiopsis Bergh, 1876
               4 Genus Fryeria Gray, 1853
               5 Genus Reticulidia Brunckhorst, 1990