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From
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Geolocation
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Author - title
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Year
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| details | Early Ypresian | W.Germany(Schleswig) | Fechner,G.G. et al. Early Eocene spores, pollen and microplancton assemblages from Fehmarn Island, North Germany. | 1988 | |
| details | Danian | Nd | Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. | 1990 |