Rifia is a species of very small fresh water snail with an operculum, an aquatic operculate gastropod mollusks in the family Hydrobiidae. Species Species in the genus Rifia include: Rifia yacoubii Ghamizi, 2020 References External links Ghamizi M. (2020). New stygobiont genus and new species (Gastropoda, Hydrobiidae) from the Rif (Morocco). Ecologica Montenegrina. 31: 50-56 Hydrobiidae