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From
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To
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Geolocation
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Author - title
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Year
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original | Cenomanian | Utah | May,F.E. A survey of palynomorphs from several coal-bearing horizons of Utah. | 1972 | |
original | Early Cretaceous | Oklahoma | Wingate,F.H. Palynology of the Denton Shale (Lower Cretaceous), of southeastern Oklahoma. | 1974 |