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Yatsuo-Kadonosawa fauna

• Strata: Kuroishizawa Formation, Oyama Formation, Myozawabashi Formation, Yatsuo Group, Togane Formation
• early - middle Miocene (16.4 - 15.3 Ma)

• Climate: Subtropical - Warm-temperate

• [ Index fossils ]

• Takahashi et al. (1996) Geology of the Iidesan District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 52p. (in Japanese with English abstract 3p.)
• Imai et al. (1966) Geology of the Ochigata and Abugashima District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 67p. (in Japanese with English abstract 4p.)