Borysthenia (original) (raw)
Borysthenia is a genus of small freshwater snails with an operculum, aquatic gastropod mollusks in the family Valvatidae, the valve snails. The aperture of Borysthenia is not circular. Animals are ovoviviparous.
Borysthenia is a genus of small freshwater snails with an operculum, aquatic gastropod mollusks in the family Valvatidae, the valve snails. The aperture of Borysthenia is not circular. Animals are ovoviviparous.