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Geolocation
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Author - title
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Year
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| details | Middle Maastrichtian | Late Maastrichtian | North Dakota | Artzner,D.G. Palynology of a Volcanic Ash in the Fox Hills Formation, (Maestrichtian), of Emmons, Morton, and Sioux Counties, North Dakota. | 1974 |
| details | Early Tertiary | China(Hupei) | Anonymous Early Tertiary spores and pollen grains from the Coastal Region of Bohai. | 1978 |