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1st Author:
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Yang, Fengqing
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2nd Author:
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3rd Author:
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Year:
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1986 |
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Title:
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Late Early Carboniferous ammonoids from Chenmazijing of Zhongning, Ningxia. |
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Reference:
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Acta Paleontologica Sinica, 25 (3): 260-271, fig.1-21, pl.1-2; Beijing. |
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Keywords:
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Carboniferous; China; Ningxia |
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Link:
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