2:00 PM - 2:15 PM
*Raman Umamaheswaran1, Takuto Ando2, Tatsuya Shinmura3, Ken Sawada1 (1.Department of Earth and Planetary Sciences, Hokkaido University, Sapporo, Hokkaido, Japan, 2.Graduate School of International Resource Science, Akita University, Akita, Akita, Japan, 3.Ashoro Museum of Paleontology, Ashoro, Hokkaido, Japan)