Azuma, Y. & Azuma, M. (1994). Land molluscan fauna of Daitojima Island, eastern Okinawa, Japan with description of a new taxon. Venus (Japanese Journal of Malacology). 53: 161–173.
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Azuma, Y. & Azuma, M.
1994
Land molluscan fauna of Daitojima Island, eastern Okinawa, Japan with description of a new taxon