*Hitoshi Hasegawa1, Koshi Yamamoto2, Nagayoshi Katsuta3, Koichi Mimura2, Hisao Ando4, Tohru Ohta5, Masanobu Yamamoto6, Takashi Hasegawa7, Noriko Hasebe8, Niiden Ichinnorov9, Ulrich Heimhofer10, Gantulga Enerel11, Gochoobazar Oyunjargal11, Shoji Nishimoto12, Koichi Yamaguchi13, Noriyuki Suzuki14, Tomohisa Irino6, Fumio Abe15, Yasushi Muraki15
(1.Nagoya Univ. Museum, 2.Grad. Sch., Environ. Stu., Nagoya Univ., 3.Faculty of Edu., Gifu Univ., 4.Faculty of Sci., Ibaraki Univ., 5.Faculty of Edu., Waseda Univ., 6.Faculty of Environ. Ear. Sci., Hokkaido Univ., 7.Dept. of Earth Sciences, Kanazawa Univ., 8.Division of Earth Environ. Sci., Kanazawa Univ., 9.Paleontol. Geol. Inst., Mongolia, 10.Leibniz Univ., Hannover, Germany, 11.Mongolian Univ. Sci. Tech., 12.Nagoya City Sci. Museum, 13.Nagoya Muni. Ind. Res. Inst., 14.Faculty of Sci., Hokkaido Univ., 15.Inst. Space-Earth Environ. Res., Nagoya Univ.)