5:15 PM - 6:30 PM
*Takuya Saito1, Takazo Shibuya2, Tsuyoshi Komiya3, Shigenori Maruyama1, Masanori Kurosawa4 (1.Earth-Life Science Institute, Tokyo Institute of Technology, 2.Precambrian Ecosystem Laboratory, Japan Agency for Marine-Earth Science and Technology, 3.Department of Earth Science & Astronomy Graduate School of Arts and Sciences The University of Tokyo, 4.Graduate School of Life and Environmental Sciences, University of Tsukuba)