| original |
Middle Oligocene |
Early Miocene |
E.Germany |
Krutzsch,W. Atlas of the Middle and Upper Tertiary dispersed spores and pollen as well as the mikroplankton forms of northern central Europe. VII: Monoporate, monocolpate, longicolpate dicolpate an dephedroide (polyplicate) pollen forms. |
1970 |
| details |
Early Stampian |
|
France(Paris Basin) |
Chўteauneuf,J.-J. Palynostratigraphy and paleoclimatic of the Late Eocene-Oligocene of the Paris Basin France |
1980 |
| details |
Ludian |
Stampian |
France |
Schuler,M. Paleogene environments and paleoclimates. palynology and Ludian-Stampian biostratigraphy of the Eocene and Early Oligocene in the Rhenan, Rhodonian and Hesse Basins |
1990 |