Parafossarulus is a genus of freshwater snails with gills and an operculum, an aquatic prosobranch gastropod mollusks in the family Bithyniidae.

[2] Species within the genus Parafossarulus include: Glöer (2002)[7] reassigned two European extinct species of Parafossarulus into a subgenus of the genus Bithynia, but the genus Parafossarulus is generally accepted for the Asian species.

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