4:15 PM - 4:30 PM
*Yoshimi Kubota1, Etsuko Wakisaka2, Steven Clemens3, Ann Holbourn4, Kyung Eun Lee5, Martin Ziegler6, Keiji Horikawa2 (1.National Museum of Nature and Science, 2.University of Toyama, 3.Brown University, 4.Christian-Albrechts University, 5.Korea Maritime and Ocean University, 6.Utrecht University)