Superfamily Helicoidea Rafinesque 1815 (slug)
Parent taxon: Helicoidei according to P. Bouchet et al. 2017
See also Bouchet et al. 2005 and Harzhauser and Kowalke 2002
Sister taxon: Sagdoidea
Subtaxa: Anguispira Camaenidae Elonidae Euconulus Geomitridae Helicidae Helicodontidae Hygromiidae Neohelix Pleurodontidae Polygyridae Sphincterochilidae Stenotrema Thysanophoridae Triodopsis Trissexodontidae Xanthonychidae
Ecology: epifaunal