Littorina

Littorina is a genus of small sea snails, marine gastropod molluscs in the family Littorinidae, the winkles or periwinkles. These small snails live in the tidal zone of rocky shores.

Littorina

Littorina is a genus of small sea snails, marine gastropod molluscs in the family Littorinidae, the winkles or periwinkles. These small snails live in the tidal zone of rocky shores.