Country:
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Japan
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Province:
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Akiyoshi,Yamaguchi Pref.
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Locality:
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Shuho Town, locality 2 (Nishida 1971)
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Layer:
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Akiyoshi, Profusulinella beppensis,upper |
Lower Boundary:
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Langsettian--Duckmantian, Westphal.A--B, 311.3 million years
|
Upper Boundary:
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UAR Lower--Upper Atoka Fm., 309.2 million years
|
Georeference:
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