36905. Amano, K. and Karasawa, S.   Molluscan Fauna and Paleoenvironment of Pliocene Ogikubo Formation in the Northern Part of Nagano Prefecture, Central Japan.   Joetsu University of Education, 1993, Journal of Geography, 102 (5) : 572-582, 5 figures.   Paper cover, very good condition.   in Japanese with English subtitles and abstract in English.   $5.00