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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 | Europe | Costa,L.I. et al. Correlation of Cenozoic dinoflagellate and Nannoplankton zones from northwest Atlantic and northwest Europe. | 1978 | |
| details | Nd | Nd | Stover,L.E. et al. Analyses of pre-Pleistocene organic-walled dinoflagellates. | 1978 |