Aciculidae
Aclididae
Acroloxidae
Acteonidae
Addisoniidae
Adeorbidae
Aeolidiidae
Aglajidae
Agriolimacidae
Akeridae
Amnicolidae
Anabathridae
Ancylidae
Aplysiidae
Aporrhaiidae
Architectonicidae
Argnidae
Arionidae
Assimineidae
Atlantidae
Azecidae
Barleeidae
Bathysciadidae
Bithyniidae
Boettgerillidae
Bradybaenidae
Buccinidae
Bullidae
Bursidae
Caecidae
Caliphyllidae
Calliostomatidae
Calyptraeidae
Canariellidae
Cancellariidae
Capulidae
Carinariidae
Cassidae
Cavoliniidae
Cerithiidae
Cerithiopsidae
Cerithiopsis atalaya
Cerithiopsis cfr. tubercularis
Cerithiopsis diadema
Cerithiopsis fayalensis
r
Cerithiopsis horrida
Cerithiopsis iudithae
Cerithiopsis iudithae
r
Cerithiopsis jeffreysii
Cerithiopsis jeffreysii
r
Cerithiopsis micalii
r
Cerithiopsis minima
Cerithiopsis minima
Cerithiopsis nana
Cerithiopsis nofronii
Cerithiopsis pulchresculpta
r
Cerithiopsis tubercularis
Cerithiopsis tubercularis
r
Dizoniopsis concatenata
Dizoniopsis concatenata
Dizoniopsis coppolae
Dizoniopsis coppolae
r
Dizoniopsis micalii
Krachia cylindrata
Krachia tiara
Krakia cylindrata
Onchodia valeriae
Seila trilineata
Chilodontidae
Chondrinidae
Chromodoridae
Cimidae
Cingulopsidae
Clausiliidae
Clitoceratidae
Cocculinidae
Cochlicellidae
Cochlicopidae
Cochliopidae
Cochlostomatidae
Colloniidae
Columbellidae
Conidae
Coralliophilidae
Cornirostridae
Costellariidae
COSTELLARIIDAE
Cratenidae
Cuthonidae
Cylichnidae
Cymbuliidae
Cymbuliidae
Cypraeidae
Cystiscidae
Daudebardiidae
Dendrodoridae
Dialidae
Diaphanidae
Discidae
Discodorididae
Discodorididae
Dorididae
Drillidae
Elachisinidae
Ellobiidae
Elysiidae
Emmeriicidae
Enidae
Enidae
Epitoniidae
Eratoidae