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Geolocation
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Author - title
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Year
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| details | Maastrichtian | North Dakota | Bergad,R.D. Palynology of the Hell Creek Formation (Maastrichtian) in South-Central North Dakota. | 1974 | |
| details | Late Cretaceous | Paleocene | Romania | Baltes,N. Remarks on the microflora of certain Danian coal deposits of the Rusca Mountains, Romania. | 1966 |