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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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| details | Paleocene | Texas | Elsik,W.C. Palynology of a Paleocene Rockdale Lignite Milam County, Texas. II. Morphology and taxonomy. | 1968 | |
| original | Early Eocene | Texas | Stover,L.E. et al. New genera and species of Early Tertiary palynomorphs from Gulf Coast | 1966 |