Items where Author is "Aldrich, J. C. "

O'Loughlin, Eugene and Aldrich, J. C. (1987) Morphological variation in the painted topshell Calliostoma zizyphinum (L.) (Prosobranchia:Trochidae), from inter-tidal rapids on the Irish coast. Journal of Molluscan Studies, 53 (3). pp. 267-272. ISSN 1464-3766

O'Loughlin, Eugene and Aldrich, J. C. (1987) An analysis of shell shape variation in the painted topshell Calliostoma zizyphinum (L.) (Prosobranchia:Trochidae). Journal of Molluscan Studies, 53 (1). pp. 62-68. ISSN 1464-3766