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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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| original | Middle Oligocene | W.Germany(N.Rhine) | Benedek,P.N. Phytoplanktons from the Middle and Upper Oligocene of Tonisberg, (Lower Rhine area). | 1972 | |
| details | Early Miocene | Norway(Offshore) | Below,R. et al. A forum on Neogene and Quaternary dinoflagellate cysts. | 1992 |