Mollusca Linnaeus, 1758 - molluscs see Phylum Mollusca Linnaeus, 1758
   Gastropoda Cuvier, 1795 see Class Gastropoda Cuvier, 1795
     Clade Heterobranchia Burmeister, 1837 see Superorder Heterobranchia Burmeister, 1837
       Informal Group Opisthobranchia Milne-Edwards, 1846 see Order Opisthobranchia Milne-Edwards, 1848
         Clade Thecosomata Gray, 1840 see Suborder Thecosomata Blainville, 1824
           Superfamily Cymbulioidea Gray, 1840
             Family Cymbuliidae Gray, 1840
               1 Subfamily Cymbuliinae Gray, 1840
               2 Subfamily Glebinae van der Spoel, 1976