| details |
Middle Oligocene |
Early Miocene |
E.Germany |
Strauss,C. Taxonomy and biostratigraphy of marine microplancton with in the Oligocene-Middle Miocene of East Germany. |
1993 |
| details |
Bartonian |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| original |
Bartonian |
Early Rupelian |
Netherlands |
De Coninck,J. Organic walled phytoplankton from the Bartonian and Eo-Oligocene transitional deposits of the Woensdrect borehole, southern Netherlands. |
1986 |
| original |
Tongrian |
|
Netherlands |
De Coninck,J. Organic walled phytoplankton from the Bartonian and Eo-Oligocene transitional deposits of the Woensdrect borehole, southern Netherlands. |
1986 |
| details |
Rupelian |
|
Belgium |
De Coninck,J. Organic-walled microfossils of the Bartonian Priabonian and Early Rupelian from the Kallo borehole; significant species from the Woensdricht, Kallo and Mol boreholes |
1995 |
| details |
Rupelian |
|
Belgium |
De Coninck,J. Organic-walled microfossils of the Bartonian Priabonian and Early Rupelian from the Kallo borehole; significant species from the Woensdricht, Kallo and Mol boreholes |
1995 |
| details |
Rupelian |
|
Belgium |
De Coninck,J. Organic-walled microfossils of the Bartonian Priabonian and Early Rupelian from the Kallo borehole; significant species from the Woensdricht, Kallo and Mol boreholes |
1995 |
| details |
Late Eocene |
Rupelian |
Belgium |
De Coninck,J. Organic-walled phytoplankton biostratigraphy of the Eocene - Oligocene transition in the Kallo Borehole and the Rupelian stratotype area (northwestern Belgium). |
1999 |