- Abyssochrysidae
- Aciculidae
- Aclididae
- Adeorbidae
- Amnicolidae, Baicaliidae
- Ampullariidae, Apple snails
- Ampullinidae
- Anabathridae
- Annulariidae, Chondropomatidae
- Aporrhaidae, Pelicans feet
- Assimineidae
- Atlantidae
- Babyloniidae
- Barleeiidae, Barleeidae
- Batillariidae, Southern mud creepers
- Bithyniidae
- Buccinidae, Buccinulidae
- Bursidae, Frog shells
- Caecidae, Ctiloceratidae
- Calopiidae
- Calyptraeidae, Slipper shells
- Campanilidae
- Cancellariidae
- Capulidae, Cap shells
- Carinariidae
- Cassidae, Helmet shells
- Cerithideidae
- Cerithiidae, Ceriths
- Cerithiopsidae
- Chondropomatidae
- Chondropomidae
- Cingulopsidae
- Cochliopidae
- Cochlostomatidae
- Colubrariidae
- Columbariidae, Pagoda shells
- Columbellidae, Dove shells
- Conidae, Cone shells
- Coralliophilidae, Coral shells
- Costellariidae, Vexillidae
- Craspedopomatidae
- Cyclophoridae
- Cypraeidae, Cowries
- Cystiscidae
- Dialidae
- Diastomatidae, Diastomidae
- Diplommatinidae, Cochlostomatidae
| - Eatoniellidae
- Elachisinidae
- Emblandidae
- Epigridae
- Epitoniidae, Wentletraps
- Eulimidae, Asterophilidae
- Falsicingulidae
- Fasciolariidae, Tulip shells
- Ficidae, Fig shells
- Haloceratidae
- Harpidae, Harp shells
- Helicostoidae
- Hipponicidae
- Hydrobiidae, Micromelaniidae
- Hydrococcidae
- Iravadiidae
- Janthinidae, Purple sea snails
- Laubierinidae
- Lithoglyphidae, Benedictiidae
- Litiopidae
- Littorinidae, Periwinkles
- Maizaniidae
- Marginellidae, Margin shells
- Megalomastomidae
- Megalostomatidae
- Melanopsidae
- Melongenidae, Whelks
- Mitridae, Miters
- Modulidae
- Moitessieridae
- Muricidae, Murex shells
- Nassariidae, Nassa mud snails
- Naticidae, Moon shells
- Neocyclotidae, Poteriidae
- Neptuneidae
- Newtoniellidae
- Olivellidae
- Olividae, Olive shells
- Ovulidae, Egg shells
- Pachychilidae
- Paludomidae, Syrnolopsidae
- Personidae
- Pickworthiidae, Pelycidiidae
- Pilidae
- Pisianuridae
- Planaxidae, Fossaridae
- Pleioptgmatidae
| - Pleioptygmatidae, Pleioptgmatidae
- Plesiotrochidae
- Pleuroceridae
- Pomatiidae, Pomatiasidae
- Pomatiopsidae, Delavayidae
- Potamididae, Horn shells
- Provannidae
- Pseudolividae
- Pseudomelaniidae
- Pseudomelatomidae
- Pterotracheidae, Firolidae
- Ptychatractidae
- Pupinidae, Liareidae
- Ranellidae, Cymatiidae
- Rastodentidae
- Rissoidae
- Scaliolidae, Obtortionidae
- Semisulcospiridae
- Seraphsidae
- Siliquariidae
- Skeneopsidae
- Stenothyridae
- Strepsiduridae
- Strombidae, True conches
- Struthiolariidae, Ostrich foot shells
- Terebridae, Auger shells
- Thiaridae
- Thycidae
- Tonnidae, Tun shells
- Tornidae, Vitrinellidae
- Triphoridae, Triforidae
- Triviidae, Eratoidae
- Truncatellidae
- Turbinellidae, Chank shells
- Turridae, Turrids
- Turritellidae, Turritellas
- Vanikoridae, Caledoniellidae
- Velutinidae, Lamellaria snails
- Vermetidae, Worm shells
- Vexillidae
- Viviparidae
- Volutidae, Volutes
- Volutomitridae
- Xenophoridae, Carrier shells
- Zerotulidae
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