*Shunichi Kinoshita¹, Azumi Kuroyanagi², Hiroshi Nishi³, Kazuhiko Fujita⁴, Atsushi Suzuki⁵, Hodaka Kawahata⁶ (1.Department of Geology and Paleontology, National Museum of Nature and Science, 2.Tohoku University Museum, The Center for Academic Resources and Archives, Tohoku University, 3.Fukui Prefectural University, 4.Department of Physics and Earth Sciences, University of the Ryukyus, 5.Geological Survey of Japan National Institute of Advanced Industrial Science and Technology (AIST), 6.Atmosphere Ocean Research Institute, the University of Tokyo)

*Maho Hayakawa¹, Masashi A. Ikeda¹, Ken Sawada², Reishi Takashima³, Hiroshi Nishi⁴, Hideto Nakamura² (1.Graduate School of Science, Hokkaido University, 2.Dpartment of Earth and Planetary Sciences, Faculty of Science, Hokkaido University, 3.The Center for Academic Resources and Archives, The Tohoku University Museum, Tohoku University, 4.Institute of Dinosaur Research, Fukui Prefectual University)