Cardium (Cerastoderma s.s.) edule LINNÉ

Fossil mollusc, Cardium (Cerastoderma s.s.) edule LINNÉ (bivalve); umbonal fragment of right valve, preservation good,borehole from the Quaternary (Pleistocene, Early Pleistocene) deposits, Icenian Crag, of the Royal Society Borehole, Ludham, Norfolk, England examined by Dr Peter E.P. Norton, 1961