Corseria corsica is a species of small freshwater snail with an operculum, an aquatic gastropod micromollusc in the family Moitessieriidae.Bouchet, P. (2014). Corseria corsica (Bernasconi, 1994). Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=744625 on 2015-02-19
This species is endemic to the island of Corsica, a department of France. The IUCN regards C. corsica as Critically Endangered (Possibly Extinct) as it has not been observed for 16 years.
References
Bernasconi, R. (1994). Le genre Moitessieria Bgt, 1863 en France: Révision, inventaire et description de M. corsica n. sp. (Mollusca Gasteropoda Prosobranchia Hydrobiidae). Mémoires de Biospéologie. 21: 7-20