Country:
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Japan
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Province:
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Kitakami Massif,Southern
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Locality:
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Kiridoshi, Senmatsu, Fujisawa-cho
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Layer:
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Senmatsu Fm. |
Lower Boundary:
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Anderssonoceras/Prototoceras base, 260.4 million years
|
Upper Boundary:
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Araxoc./Konglingites--Sanyangites, 256 million years
|
Georeference:
|
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