Cardium (Cerastoderma s.s) edule LINNÉ

Mollusc shell, Cardium (Cerastoderma s.s) edule LINNÉ (bivalve, cockle); among the best C. edule shells in the collection, hand collected from the Quaternary (Pleistocene, Holocene) of Tresco (place not recorded), Tresco, Scilly Isles, England collected by P E P Norton, 1962