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Geolocation
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Author - title
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Year
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| details | Middle Eocene | Germany | Benedek,P.N. Results of phytoplankton investigations of the Northwest German Tertiary. (In: Northwest Germany during the Tertiary. H.Tobien, editor) | 1986 | |
| details | Middle Oligocene | Late Oligocene | W.Germany(N.Rhine) | Benedek,P.N. Phytoplanktons from the Middle and Upper Oligocene of Tonisberg, (Lower Rhine area). | 1972 |
| details | Middle Oligocene | W.Germany(N.Rhine) | Benedek,P.N. Phytoplanktons from the Middle and Upper Oligocene of Tonisberg, (Lower Rhine area). | 1972 |