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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 | Early Villafranchian | Algeria | Beucher,F. Pollen analysis of sediments of Lower. Villafranchian age from the North-West Sahara. | 1965 | |
| details | Early Pliocene | Late Pleistocene | Colorado | Price,C.R. Preliminary Paleopalynological analysis of Alamosa Formation sediments. | 1971 |