Citation: O'Loughlin, E.F.M. 1989 Notes on the distribution of Calliostoma zizyphinum (L.) (Mollusca) on the shores and shallow waters of the Irish coast. Bulletin Irish biogeographical Society 12: 22-30
Number of Pages: 9
Keywords: Biogeography, Fauna, Littoral, Marine, Mollusca, Sublittoral, Survey
Abstract: Paper reports on an investigation on geographical variation in the shell shape of the common topshell Calliostoma zizyphinum around the Irish coast. The distribution of this topshell and the environmental conditions in which it is found are outlined for each site investigated. Grid references are also given.