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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 | Middle Eocene | W.Germany(Hesse) | Sittler,C. Pollen analysis in eastern France. Study of Eocene formations or those referred to the Eocene, and the palynological stratotype of Borken and Messel. | 1968 | |
| details | Valanginian | USSR(Ukrainian SSR) | Voronova,M.A. Palynological characterization of Upper Jurassic Lower Cretaceous boundary formations of the Dnieper-Donets Depression. | 1971 |