Gastropoda - Stylommatophora - Helicidae
Parent taxon: Helicoidea according to P. Bouchet et al. 2017
See also Bouchet et al. 2005, Harzhauser and Kowalke 2002 and Salotti et al. 1997
Sister taxa: Camaenidae, Elonidae, Geomitridae, Helicodontidae, Hygromiidae, Pleurodontidae, Polygyridae, Sphincterochilidae, Trissexodontidae
Subtaxa: Ariantinae Cepaea Eremina Helix Marmorana Massylaea Megalotachea Otala Palaeotachea Tacheocampylaea
Ecology: epifaunal
Distribution:
• Quaternary of Algeria (3 collections), France (2), Germany (2), Greece (1), Hungary (1), Malta (1), Morocco (3), Spain (4), Tunisia (1), United States (1: California)
• Pliocene to Pleistocene of Italy (1), Spain (2)
• Pliocene of Spain (4)
• Miocene of Algeria (1), Austria (9), France (1), Germany (53), Greece (2), Hungary (3), Poland (4), Portugal (1), Serbia and Montenegro (2), Spain (3), Switzerland (7)
• Oligocene of Switzerland (1)
• Eocene of the United Kingdom (1), United States (2: Wyoming)
Total: 116 collections including 159 occurrences