Corded purg
| Corded purg | |
|---|---|
| Drawing of lateral view of the shell of Pyrgulopsis nevadensis. | |
| Scientific classification | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Caenogastropoda |
| Order: | Littorinimorpha |
| Family: | Hydrobiidae |
| Genus: | Pyrgulopsis |
| Species: | †P. nevadensis |
| Binomial name | |
| †Pyrgulopsis nevadensis (Stearns, 1883) | |
| Synonyms | |
| |
The corded purg, scientific name Pyrgulopsis nevadensis, is an extinct species of freshwater snail with a gill and an operculum, an aquatic gastropod mollusk in the family Hydrobiidae.
Pyrgulopsis nevadensis is the type species of the genus Pyrgulopsis.