Pointed Snails [Lacuna]

Description

Lacuna is a genus of small, marine gastropod mollusks characterized by their pointed, conical shells. These snails inhabit cold and temperate waters, often found on seaweeds and seagrasses where they feed on the plant material. Their shells are typically smooth with a distinctive aperture and a simple operculum.

Species

Rough Periwinkle [Littorina obtusata]

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Common Periwinkle [Littorina littorea]