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1st Author:
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Willard, Bradford
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2nd Author:
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3rd Author:
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Year:
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1937 |
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Title:
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Cephalopods of the Tully Formation in Central Pennsylvania. |
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Reference:
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Bulletin of the geological Society of America, 48: 1253-1255, pl.2 fig.12-14,19; New York. |
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Keywords:
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Tully Form. Pennsylvania |
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Link:
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