G.  Coppois, ?[TITLE BLANK]?, in Biodiversity and Conservation of the Mollusca: Proceedings of the Alan Solem memorial symposium on the biodiversity and conservation of the Mollusca at the eleventh international Malacological Congress, Siena, Italy, 1992, A. C.  Van Bruggen, Solem, A., Wells, S., and Kemperman, T. Cornelis M., Eds. Leiden: Backhuys Publishers, 1995, pp. 205?210.