
The common periwinkle or winkle is a species of small edible whelk or sea snail, a marine gastropod mollusc that has gills and an operculum, and is classified within the family Littorinidae, the periwinkles.
Similar species: Littorinimorpha
By Patomarazul
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Uploaded Feb 24, 2022. Captured Aug 25, 2018 09:59 in 20 Bd de la Liberté, 62164 Ambleteuse, France.