Superfamily Zonitoidea Morch 1864 (slug)
Parent taxon: Limacoidei according to P. Bouchet et al. 2017
See also Bouchet et al. 2005
Sister taxa: Gastrodontoidea, Helicarionoidea, Limacoidea, Parmacelloidea
Subtaxa: Zonitidae
Ecology: epifaunal
Distribution:
• Quaternary of France (2 collections), Germany (1), Portugal (1), United States (14: California, Florida, Kansas, Michigan, Texas)
• Pliocene to Pleistocene of Egypt (1)
• Hemphillian of United States (1: Kansas)
• Miocene of Austria (7), Germany (14), Hungary (2), Poland (3), Switzerland (1)
• Cretaceous of United States (1: California)
Total: 48 collections including 59 occurrences