Pupa (Pupilla) Leach 1828
Gastropoda - Heterostropha - Acteonidae
Alternative spelling: Pupilla
Parent taxon: Pupa according to Slavik 1869
See also Gingerich 1987 and Schultz and Cheatum 1970
Sister taxa: Pupa (Isthmia), Pupa (Modicella), Pupa (Pupa), Pupa edentula, Pupa nitidula, Pupa solidula, Pupa sulcata, Pupa suturalis
Subtaxa: Pupilla iratiana Pupilla muscorum
Distribution:
• Quaternary of France (7 collections), Germany (6), Greece (1), Italy (2), Spain (1), the United Kingdom (3), United States (2: Kansas, Texas)
• Pliocene to Pleistocene of Spain (2)
• Miocene of Austria (1), Turkey (1)
• Eocene of United States (1: Wyoming)
• Cretaceous of France (1)
Total: 28 collections including 29 occurrences