Good morning There are three parts of the work "Marine shelled Mollusca of West Malaysia and Singapore". WAY, K. & R.D. PURCHON (1981): The marine shelled Mollusca of West Malaysia and Singapore. Part 2. Polyplacophora and Gastropoda. - J. moll. Stud. 47: 313-321 MORRIS, S. & R.D. PURCHON (1981): The marine shelled Mollusca of West Malaysia and Singapore. Part 3 Bivalvia - J. moll. Stud. 47: 322-327. regards Wolfgang Wolfgang Fischer Institut fuer Pflanzenbau u. Pflanzenzuechtung (IPP) Universitaet fuer Bodenkultur Gregor Mendel Str. 33 1180 Wien AUSTRIA http://ipp.boku.ac.at/private/wf/index.html E-mail: [log in to unmask] Fax: ++43 1 47654-3342 Tel: ++43 1 47654-3307