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Urabe, M. (1992). A Discrimination and Morphological Comparison of Two Snail Species of the Genus Semisulcospira in a Single River. VENUS (The Japanese Journals of Malacology). 50(4) ： 270− 286.
Urabe, M. (1992). A Discrimination and Morphological Comparison of Two Snail Species of the Genus Semisulcospira in a Single River. VENUS (The Japanese Journals of Malacology). 50(4) ： 270− 286.
