Rissooidea Littorinimorpha Gastropoda (classification phylogénétique) 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 Cancellariidae Flabellinopsidae Mandelia mirocornata Bathydorididae Hexabranchus Tonnidae Babyloniidae Retusidae Bucaniidae Janolidae Drilliidae Haminoeidae…

e Umbraculidae Entomotaeniata Turbinellidae 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 Tylodinidae Tergipedidae Patellidae Pseudovermis Littorinidae Hydrocenidae Pediculariidae Fissurellidae Epitoniidae Bradybaenidae Plakobranchidae Hydrobiidae Runcinida (ordre) Eucyclidae Xanthonychidae Terebridae Anabathridae Hygromiidae Pterotracheidae Akera Caecidae Rastodentidae Cas

sidae Pseudolividae Goniasmatidae Thecosomata Vermetidae Canariellidae Trochidae Clathurellidae Calma Cuthonellidae Samlidae Bulla (genre) Hipponicidae Fasciolariidae Pinufius rebus Dendrodorididae Limapontiidae Actinocyclidae Eubranchidae Moitessieriidae Architectonicidae Costasiella Borsoniidae Physidae Tornidae Dorididae Heterostropha Potamididae Pachychilidae Cumanotus Abronica Cadlinidae Columbellidae Cycloneritimorpha Orthonychiidae Volutidae Acroloxidae Cochliopidae Cocculinellidae Iravadiidae Mitridae Akiodorididae Sorbeoconcha Megalomastomatidae Clavatulidae Arminidae Myrrhinidae Phyllidiidae Viviparidae Calyptraeidae Pseudomelatomidae Rissoidae Helicinidae Platyhedylidae Coryphellidae Tritoniidae Tateidae Bulimulidae Tegulida