Viviparus
| Viviparus Temporal range: | |
|---|---|
| Apertural view of a shell of Viviparus contectus with operculum in place | |
| Scientific classification | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Caenogastropoda |
| Order: | Architaenioglossa |
| Superfamily: | Viviparoidea |
| Family: | Viviparidae |
| Genus: | Viviparus Montfort, 1810 |
| Type species | |
| Viviparus fluviorum Montfort, 1810 | |
| Synonyms | |
| |
Viviparus, commonly known as the river snails, is a genus of large, freshwater snails with an operculum, aquatic gastropod molluscs.
They are primitive members of the clade Caenogastropoda. The old name of the genus was Paludina.