Colligyrus is a genus of small freshwater snails that have an operculum, aquatic gastropod mollusks in the family Hydrobiidae.
| Colligyrus | |
|---|---|
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Caenogastropoda |
| Order: | Littorinimorpha |
| Family: | Hydrobiidae |
| Genus: | Colligyrus Hershler, 1999[1] |
Species
editSpecies within the genus Colligyrus include:
- Colligyrus convexus Hershler, Frest, Liu, and Johannes, 2003
- Colligyrus depressus Herschler, 1999[1] - Harney Basin duskysnail
- Colligyrus greggi (Pilsbry, 1935) - type species[1]
