
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 Christine Young
Attribution Non-Commercial
Uploaded Nov 19, 2023. Captured Jun 7, 2022 09:32 in 27 Western Ave, Kennebunk, ME 04043, USA.