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1st Author:
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Bisat, William S.
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2nd Author:
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3rd Author:
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Year:
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1934 |
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Title:
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The goniatites of the Beyrichoceras zone in the north of England. |
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Reference:
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Proceedings of the Yorkshire Geological Society, 22: 280-309, fig.1-27, pl.17-24; Leeds. |
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Keywords:
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Goniatites Beyrichoceras zone |
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Link:
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