Gijs, Does anyone recognize the strombid genera proposed by Ed Petuch in 1994: Petuch, E.J., 1994. Atlas of Florida Fossil Shells (Pliocene and Pleistocene Marine Gastropods). Chicago Spectrum Press, 394 pp. Some of them include recent species. Allen Aigen [log in to unmask] ---------------------------------------------------------------------- [log in to unmask] - a forum for informal discussions on molluscs To leave this list, click on the following web link: http://listserv.uga.edu/cgi-bin/wa?SUBED1=conch-l&A=1 Type your email address and name in the appropriate box and click leave the list. ----------------------------------------------------------------------