Calyptræa chinensis (LINNÉ)

Fossil mollusc, Calyptræa chinensis (LINNÉ) (gastropod, chinaman's hat); base of a very worn shell,borehole from the Quaternary (Pleistocene, Early Pleistocene) deposits, Icenian Crag, of Stradbroke University of East Anglia Borehole 3, Stradbroke, Suffolk, England examined by Dr Peter E.P. Norton, 1973