Country:
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China
|
Province:
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Ningxia, Zhongwei Co.
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Locality:
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Gancaigou Xiaoyuchuan section
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Layer:
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Tsingyuan Fm., up. Mb., bed 9, lower pt. |
Lower Boundary:
|
U Chesterian--Halian [MIS--PEN], 318.1 million years
|
Upper Boundary:
|
U Halian--Bloydian, Brentwood base, 313 million years
|
Georeference:
|
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