| link
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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 | Campanian | Maestrichtian | Alaska | Vandergon,M.A. Microfossil compilation of Mesozoic and Cenozoic units Arctic National Wildlife Refuge, Northeastern Alaska. | 1986 |
| details | Oligocene | Alaska | Trop,J.M. et al. Stratigraphy, palynology, and provenance of the Colorado Creek basin, Alaska, USA: Oligocene transpressional tectonics along the central Denali fault system. | 2004 |