Affiliation: | aDepartment of Geosciences, Osaka City University, Sugimoto, Sumiyoshi-ku, Osaka 558-8585, Japan bDepartment of Geology, National Science Museum, Tokyo, Japan cDepartment of Natural Environmental Science, Kochi University, Akebono-cho 2-5-1, Kochi 780-8520, Japan dDepartment of Geology, University of Rajasthan, Jaipur - 302 004, India eGondwana Institute for Geology and Environment, 147-2, Hashiramoto, Hashimoto-shi 648, Japan |