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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 | Early Oligocene | Poland | De Coninck,J. Dinophyceae and acritarcha from the Ypresian of the Kallo Boring. | 1969 | |
| details | Oligocene | Poland | Davey,R.J. et al. Appendix to "Studies on Mesozoic and Cainozoic dinoflagellate cysts" | 1969 | |
| details | Oligocene | W.Germany | Davey,R.J. et al. Appendix to "Studies on Mesozoic and Cainozoic dinoflagellate cysts" | 1969 |