Opisthobranchia Clenchiellidae Bithyniidae Nacellidae Proctonotidae Rissoinidae Facelinidae Paludomidae Colpodaspididae Addisoniidae Pleurobranchidae Conorbidae Bornella Systellommatophora Caliphyllidae Hermaeidae Personidae Cephalaspidea Glaucidae Apataidae Enidae Cochlostomatinae Marginellidae Bathyphytophilidae Carinariidae Osteopeltidae Planaxidae Haliotidae Zonitidae Notaeolidia Nassariidae Bursidae Streptaxidae Agriolimacidae Athoracophoridae Strictispiridae Tegulidae Onchidiidae Pleurotomariidae Pomatiopsidae Planorbidae Achatinidae Dendronotidae Cymatiidae Discidae Cymbuliidae Clausiliidae Annulariidae Anaspidea Diastomatidae Harpidae Philinoglossidae Elachisinidae Arionidae Basommatoph…
hora Oxynoidae Partulidae Onchidorididae Urocoptidae Assimineidae Vanikoridae Raphitomidae Dirona Amnicolidae Cerithiidae Diplommatinidae Aglajidae Scyllaeidae Haloceratidae Spiraxidae Angariidae Volvatellidae Neritopsidae Eatoniellidae Camaenidae Moitessieriidae Architectonicidae Costasiella Heterostropha Limapontiidae Physidae Tornidae Eubranchidae Orthonychiidae Volutidae Pachychilidae Cumanotus Cochliopidae Cycloneritimorpha Akiodorididae Sorbeoconcha Acroloxidae Cocculinellidae Viviparidae Actinocyclidae Dorididae Potamididae Arminidae Myrrhinidae Cadlinidae Abroni
ca Mitridae Clavatulidae Iravadiidae Megalomastomatidae Calyptraeidae Borsoniidae Columbellidae Coryphellidae Bulimulidae Tateidae Platyhedylidae Tritoniidae Pseudomelatomidae Rissoidae Phyllidiidae Helicinidae Turbinellidae Truncatellidae Mandelia mirocornata Entomotaeniata Cepolidae (gastéropodes) Umbraculidae Drilliidae Cancellariidae Bucaniidae Siliquariidae Flabellinopsidae Haminoeidae Colloniidae Costellariidae Pyramidellidae Cystiscidae Colubrariidae Buccinidae Lottiidae Tonnidae Bathydorididae Melanopsidae Madrellidae Bathysciadiidae Triviidae Aegires Babyloniidae Hexabranchus Retusidae Olividae Janolidae Mathildidae Mangeliidae Pisaniidae Doridomorpha gardineri Philinidae Peltos
Clenchiellidae
Bithyniidae
Nacellidae
Proctonotidae
Rissoinidae
Facelinidae
Paludomidae
Colpodaspididae
Addisoniidae
Pleurobranchidae
Conorbidae
Bornella
Systellommatophora
Caliphyllidae
Hermaeidae
Personidae
Cephalaspidea
Glaucidae
Apataidae
Enidae
Cochlostomatinae
Marginellidae
Bathyphytophilidae
Carinariidae
Osteopeltidae
Planaxidae
Haliotidae
Zonitidae
Notaeolidia
Nassariidae
Bursidae
Streptaxidae
Agriolimacidae
Athoracophoridae
Strictispiridae
Tegulidae
Onchidiidae
Pleurotomariidae
Pomatiopsidae