Colligyrus

Colligyrus is a genus of small freshwater snails that have an operculum, aquatic gastropod mollusks in the family Hydrobiidae.

Species

Species within the genus Colligyrus include:

Colligyrus convexus Hershler, Frest, Liu, and Johannes, 2003
Colligyrus depressus Herschler, 1999 - Harney Basin duskysnail
Colligyrus greggi - type species