genus
Valvata
Valvata
Field notes
Valvata is a genus of very small freshwater snails with an operculum, aquatic gastropod mollusks in the family Valvatidae, the valve snails.
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Range
Greener is more native, amber more introduced; paler is less certain. How this was decided
Most observed native Valvata All
Native to the US, by observations.
