Helicinoidea Cycloneritimorpha Neritopsina Ludwig Karl Georg Pfeiffer Conorbidae Pleurobranchidae Caliphyllidae Bornella Clenchiellidae Bithyniidae Nacellidae Cephalaspidea Marginellidae Cochlostomatinae Rissoinidae Enidae Apataidae Bathyphytophilidae Glaucidae Proctonotidae Systellommatophora Personidae Hermaeidae Facelinidae Carinariidae Osteopeltidae Haliotidae Paludomidae Nassariidae Addisoniidae Colpodaspididae Notaeolidia Planaxidae Zonitidae Bursidae Streptaxidae Agriolimacidae Athoracophoridae Strictispiridae Tegulidae Onchidiidae Pleurotomariidae Pomatiopsidae Planorbidae Achatinidae Dendronotidae Cymatiidae Disci…

idae Cymbuliidae Clausiliidae Annulariidae Anaspidea Diastomatidae Harpidae Philinoglossidae Elachisinidae Arionidae Basommatophora Oxynoidae Partulidae Onchidorididae Urocoptidae Assimineidae Vanikoridae Raphitomidae Dirona Amnicolidae Cerithiidae Diplommatinidae Aglajidae Scyllaeidae Haloceratidae Spiraxidae Angariidae Volvatellidae Neritopsidae Eatoniellidae Camaenidae Cancellariidae Flabellinopsidae Mandelia mirocornata Bathydorididae Hexabranchus Tonnidae Babyloniidae Retusidae Bucaniidae Janolidae Drilliidae Haminoeidae Umbraculidae Entomotaeniata Turbinellid

ae Colloniidae Aegires Truncatellidae Cepolidae (gastéropodes) Triviidae Philinidae Pisaniidae Cystiscidae Mathildidae Melanopsidae Lottiidae Olividae Doridomorpha gardineri Mangeliidae Pyramidellidae Buccinidae Costellariidae Siliquariidae Madrellidae Bathysciadiidae Colubrariidae Peltospiridae Bosellia Physidae Limapontiidae Tornidae Eubranchidae Architectonicidae Moitessieriidae Actinocyclidae Costasiella Abronica Cadlinidae Cocculinellidae Myrrhinidae Cumanotus Volutidae Acroloxidae Pachychilidae Cochliopidae Borsoniidae Akiodorididae Sorbeoconcha Orthonychiidae Mitridae Potamididae Heterostropha Dorididae Arminidae Tritoniidae Platyhedylidae Bulimulidae Megalomast