1. Institute of Geology and Paleontology, Graduate School of Science; Tohoku University, Aobayama; Sendai Japan
2. Abu Dhabi Project Division, INPEX Corporation; Tokyo Japan
3. Abu Dhabi Oil Company, Ltd (Japan); Abu Dhabi United Arab Emirates
4. Department of Earth and Planetary Sciences, Graduate School of Environmental Studies; Nagoya University; Nagoya Japan
5. Institute of Applied Earth Sciences, Faculty of Engineering and Resource Science; Akita University; Akita Japan
6. The Center for Academic Resources and Archives, Tohoku University Museum; Tohoku University; Sendai Japan