Cingula semicostata (MONTAGU) (? var aculeus (GOULD))

Fossil mollusc, Cingula semicostata (MONTAGU) (? var aculeus (GOULD)) (gastropod, spire shell); slightly worn shell, 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