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| Sugiyama, K. and Furutani, H., 1992. Middle Miocene radiolarians from the Oidawara Formation, Mizunami Group, Gifu Prefecture, central Japan. Bulletin of the Mizunami Fossil Museum, Dr. Junji Itoigawa Memorial Volume [Mizunami-shi Kadeki Hakubutsukan Kenkyu Hokoku], vol. 19, 199-213. |
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