The structure and life history of some minute prosobranchs of rock pools: Skeneopsis planorbis (Fabricius), Omalogyra atomus (Philippi), Rissoella diaphana (Alder) and Rissoella opalina</i - Fretter, V. (Jeffreys). Journal of the Biological Assiociation of the U.K, 1948)
CLEMAM P2522