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Shiobara-Yama fauna

• Strata: Sikonai Siltstone Member
• Strata (Younger): Kamimetoki Sandstone Member
• Strata (Older): Anausi Conglomerate Member, Utsutoge Formation
• Younger: late Miocene
• Older: middle Miocene

• Climate (Younger): Warm-temperate
• Climate (Older): Cool-temperate, Warm-temperate

• [ Index fossils ]
• Miyagipecten matsumoriensis
• Mizuhopecten matumoriensis

• [ Index fossils (Older) ]
• Nanaochlamys notoensis otutsumiensis

• Yanagisawa and Yamamoto (1998) Geology of the Tamaniwa District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 94p. (in Japanese with English abstract 4p.)