- FRED NAGGS (1983) Perforatella. The helicid snail newly recorded in Britain and other genera commonly confused with Trichia
- G. W. RICHARDS (1983) Molluscan zonation on rocky shores in Malta
- M. R. YOUNG & C. WILLIAMS (1983) Redistribution and local recolonisation by the freshwater pearl mussel Margaritifera margaritifera (L.)
- D. T. HOLYOAK (1983) Distribution of land and freshwater Mollusca in Corsica
