Reference

K. Tomiyama (1984): Studies on the Intraspecific Variation in a Land Snail, Satsuma tanegashimae (Pilsbry) (Stylommatophora: Camaenidae) - 1./ Statistical Analyses of Interpopulational Variation based on Shell Structure, with some Biogeographical Considerations – Venus: jap. Journ, malacology – 43, No.: 211 - 227.