Sigmurethra

Acavoidea

Achatinoidea

Arionoidea

Athoracophoroidea

Camaenoidea

Clausilioidea

Enoidea

Gastrodontoidea

Helicarionoidea

Helicoidea

Limacoidea

Oleacinoidea

Orthalicoidea

Plectopylidoidea

Polygyroidea

Punctoidea

Rhytidoidea

Streptaxoidea

Strophocheiloidea

Succineoidea

unclassified Sigmurethra

Urocoptoidea