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Yui Takahashi, Yuichi Fukushima, Gengo Tanaka, Yukio Miyake. Kasimovian (Late Pennsylvanian) conodont fauna from a limestone block in the Otani Formation, Kuzuryu area of the Hida Gaien belt, Fukui Prefecture, central Japan. Journal of the Geological Society of Japan. 2022. 128. 1. 65-73