Banff Springs snail
| Banff Springs snail | |
|---|---|
| Scientific classification | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Superorder: | Hygrophila |
| Family: | Physidae |
| Genus: | Physella |
| Species: | P. johnsoni |
| Binomial name | |
| Physella johnsoni (Clench, 1926) | |
The Banff Springs snail (Physella johnsoni) is a species of small air-breathing freshwater snail in the family Physidae.
Based on molecular research, it appears that Physella johnsoni separated out as a species from Physella gyrina about 10,000 years ago.