Pupilla Sterri
''Pupilla'' is a genus of minute air-breathing land snails, terrestrial molluscs, terrestrial pulmonate gastropod mollusks or micromollusks in the subfamily Pupillinae of the family Pupillidae. -MolluscaBase eds. (2022). MolluscaBase. Pupilla J. Fleming, 1828. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=426395 on 2022-03-05 Shells of ''Pupilla'' species are known from terrestrial Cenozoic strata dating back to the Oligocene until the Holocene period. Distribution This genus occurs in Eurasia, northern Africa and North America."Genus summary for ''Pupilla''"
AnimalBase. Last modified 02-09-2006, accessed 30 July 2010.

Species

Species within the genus ''Pupilla'' include: * † ''Pupilla aeoli'' ...
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Pupilla Muscorum
''Pupilla muscorum'', commonly known as the Moss Chrysalis snail or widespread column, is a species of minute air-breathing land snail, a terrestrial pulmonate Pulmonata or pulmonates, is an informal group (previously an order, and before that a subclass) of snails and slugs characterized by the ability to breathe air, by virtue of having a pallial lung instead of a gill, or gills. The group includ ... gastropod mollusk or micromollusk in the family Pupillidae. Taxonomy A variety ''Pupilla muscorum'' var. ''pratensis'' Clessin, 1871 considered as ecophenotype of ''Pupilla muscorum'' was elevated to its species level ''Pupilla pratensis'' in 2009.von Proschwitz T., Schander C. , Jueg U. & Thorkildsen S. (2009). "Morphology, ecology and DNA-barcoding distinguish ''Pupilla pratensis'' (Clessin, 1871) from ''Pupilla muscorum'' (Linnaeus, 1758) (Pulmonata: Pupillidae)". ''Journal of Molluscan Studies'' 75(4): 315–322. . Description The gastropod shell, shell is usually ...
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