Shell up to 1 inch high, grey or greenish with overlapping grey lines, slight 'tooth' on inside of aperture and mother-of-pearl tinge.
"The Beaches of Wales" is a comprehensive guide to every beach and cove around the entire coast of Wales.
Listing almost 500 beaches, this is an essential guide for visitors, watersports enthusiasts, walkers and anglers. For more information or to order, please click below -
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Shell up to 1 inch high, grey or greenish with overlapping grey lines, slight 'tooth' on inside of aperture and mother-of-pearl tinge.