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44

For the first time for Japan freshwater limpets Acroloxus orientalis Kruglov et Starobogatov, 1991 were recorded in the stream of central Hokkaido (Tomakomai city vicinities). Both the genus Acroloxus and family Acroloxidae are for the first time found in Japan. External morphology of shell and soft body as well as copulative apparatus are described.

Acroloxus Beck (Pulmonata, Acroloxidae) на Хоккайдо -- новый род и семейство пресноводных моллюсков для Японии