*Reishi Takashima¹, Li Youjuan², Bradley S. Singer², Mark Schmitz⁴, Luca Podrecca⁵, Bradley B Sageman⁵, David Selby³, Toshiro Yamanaka⁷, Michael T. Mohr⁴, Keiichi Hayashi⁶, Taiga Tomaru¹, Katarina Savatic⁵ (1.Tohoku University, 2.Wisconsin University, 3.Durham Univeristy, 4.Boise State University, 5.Northwestern University, 6.Hokkaido Research Organization, 7.Tokyo University of Marine Science and Technology)

*Taiga Tomaru¹, Reishi Takashima², Yuji Orihashi³, Toshiro Yamanaka⁴, Hisao Ando⁵, Yoshihiro Asahara⁶, Hiroshi Nishi⁷, Azumi Kuroyanagi² (1.Department of Earth Science, Graduate School of Science, Tohoku University, 2.The Center for Academic Resources and Archives Tohoku University Museum , 3.Global Environment and Disaster Prevention Sciences, Graduate School of Science and Technology, Hirosaki University, 4. School of Marine Resource and Environment, Tokyo University of Marine Science and Technology, 5.Department of Earth Science, Graduate School of Science and Engineering, Ibaraki University, 6.Department of Earth and Environmental Sciences, Graduate School of Environmental Studies, Nagoya University, 7.Institute of Dinosaur Research , Fukui Prefectural University)

*Yuji Onishi¹, Toshiro Yamanaka², Keisuke Koba³ (1.Research Institute for Humanity and Nature, 2.Tokyo University of Marine Science and Technology, 3.Center for Ecological Research, Kyoto University)