Pupilla is a genus of minute air-breathing land snails, terrestrial pulmonate gastropod mollusks or micromollusks in the subfamily Pupillinae of the family Pupillidae.
[2] Shells of Pupilla species are known from terrestrial Cenozoic strata dating back to the Oligocene until the Holocene period.
[3] This genus occurs in Eurasia, northern Africa and North America.
[4] Species within the genus Pupilla include: