Superfamily Achatinelloidea
Family Achatinellidae
Subfamily Achatinellinae
Subfamily Strobilinae
Subfamily Tornatellidinae
Family Partulidae

Superfamily Achatinoidea Family Achatinidae Family Ferussacidae Family Subulinidae Subfamily Subulininae Subfamily Rumininae Family Spiraxidae

Superfamily Acroloxoidea Family Acroloxidae

Superfamily Athoracophoroidea Family Athoracophoridae

Superfamily Arioniodea Family Arionidae Family Philomycidae Family Punctidae Family Helicodiscidae Family Endodontidae Family Charopidae Family Otoconchidae Family Discidae Family Thyrophorellidae Superfamily Bulimuloidea Family Bulimulidae Subfamily Orthalicoidea Family Odontostomidae Family Amphibulimulidae Family Urocoptidae Subfamily Urocoptinae Subfamily Johaniceraminae Subfamily Eucalodiinae Subfamily Holospirinae Subfamily Microceraminae Family Plectopylididae Family Sculptariidae

Superfamily Cochlicopoidea Family Amastridae Family Cochlicopidae

Superfamily Clausilioidea Family Megaspiridae Family Ceronidae Family Clausiliidae Subfamily Clausilinae Subfamily Baleinae Subfamily Mentissoidinae Subfamily Neniinae Subfamily Alopiinae Subfamily Phaedusinae Subfamily Garnieriinae Subfamily Serrulininae Subfamily Megalophaedusinae Subfamily Zaptychinae Superfamily Cyclophoroidea Family Cyclophoridae Subfamily Cyclophorinae Subfamily Spirostomatinae Subfamily Alycaeinae Subfamily Pterocyclinae Family Lareidae Family Poteriidae Family Megalomastomatidae Family Maizaniidae Family Pupinidae Subfamily Pupinellinae Family Diplommatinidae Subfamily Diplommatininae Subfamily Cochlostomatinae

Superfamily Ellobioidea Family Ellobiidae Subfamily Ellobiinae Subfamily Melampodinae Subfamily Pedipedinae Family Carychiidae

Superfamily Helicoidea Family Solaropsidae Family Camaenidae Subfamily Papuininae Family Xanthonychidae Subfamily Xanthonychinae Subfamily Helminthoglyptinae Subfamily Cepolinae Subfamily Oreohelicidae Subfamily Oopeltinae Family Bradybaenidae Subfamily Bradybaeninae Subfamily Helicostylinae Family Helicellidae Family Hygromiidae Subfamily Trichiinae Family Helicidae Subfamily Helicinae Subfamily Geomitrinae Subfamily Helicigoninae Subfamily Helicodontinae Family Sphincterochilidae

Superfamily Limacoidea Family Ariophantidae Subfamily Ariophantinae Subfamily Dyakiinae Family Boettgerillidae Family Cystopeltidae Family Daudebardiidae Family Vitrinidae Family Euconulidae Family Helixarionidae Family Limacidae Family Milacidae Family Otoconchidae Family Parmacellidae Family Systrophiidae Family Thyrophorellidae Family Trigonochlamydidae Family Trochomorphidae Family Urocyclidae Subfamily Urocyclinae Family Zonitidae

Superfamily Littorinoidea Family Annulariidae Family Pomatiasidae Subfamily Pomatiasinae Subfamily Cyclotopsinae

Superfamily Neritoidea Family Helicinidae Family Neritidae Subfamily Neritinae

Family Neritopsidae Superfamily Lymnaeoidea Family Lymnaeidae Subfamily Lymnaeinae Subfamily Lancinea

Superfamily Oleacinoidea Family Oleacinidae Family Sagdidae Family Testacellidae

Superfamily Physoidea Family Physidae

Superfamily Planorboidea Family Planorbidae

Superfamily Polygyroidea Family Polygyridae Subfamily Corillidae Family Thysanophoridae Family Ammonitellidae

Superfamily Pupilloidea Family Cerastuidae Family Vertiginidae Subfamily Truncatellininae Subfamily Nesopupinae Subfamily Vertigininae Family Pleurodiscidae Family Pupillidae Subfamily Pupillinae Subfamily Lauriinae Subfamily Gastrocoptinae Subfamily Hypselostomatinae Subfamily Aulacospirinae Family Valloniidae Subfamily Valloniinae Subfamily Acanthinulinae Family Strobilopsidae Family Orculidae Family Chondrinidae

Superfamily Rhytidoidea Family Rhytididae Family Chlamydephoridae Family Systrophiidae Family Haplotrematidae Family Caryodidae Family Macrocyclidae Family Chlamydephoridae

Superfamily Rissocoidea Family Hydrobiidae Subfamily Cochliopinae Subfamily Lithoglyphinae Family Pomatiopsidae

Superfamily Streptaxacea Family Streptaxidae Subfamily Enneinae

Superfamily Strophocheiloidea Family Strophocheilidae Family Megalobulimidae Family Dorcasiidae

Superfamily Succineoidea Family Aillyidae Family Succineidae Subfamily Succineinae Subfamily Catinellinae

Superfamily Valvatoidea Family Valvatidae

Superfamily Viviparoidea Family Viviparidae Family Ampullariidae Family Bithyniidae Family Hydrococcidae

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