Modiolus cf. phaseolinus (PHILIPPI)

Fossil mollusc, Modiolus cf. phaseolinus (PHILIPPI) (bivalve, bean horse-mussel); Parts of juvenile shell umbones, 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