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From
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Geolocation
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Author - title
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Year
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| details | Jurassic | Early Cenomanian | Alaska | Shane,J.D. The palynology, biostratigraphy and paleoecology of the Umiat Delta Complex, (Middle Albian - Early Cenomanian), North Slope, Alaska. | 1984 |
| details | Aptian | Maastrichtian | Alaska | Kimyai,A. Palynological assemblages of the Cretaceous sediments in the Fish Creek test Well No.1, North Slope, Alaska | 1992 |