Country:
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Japan
|
Province:
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Akiyoshi,Yamaguchi Pref.
|
Locality:
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Mine City,Isa Quarry,Isa machi, IM121
|
Layer:
|
Akiyoshi Lst.,lower, Pseudofusulinella |
Lower Boundary:
|
Beedeina akiyosh.--Pseudofusulinella Z., 308.6 million years
|
Upper Boundary:
|
Pseudofusulinella hidensis Z. top, 308 million years
|
Georeference:
|
|