| original |
Late Oligocene |
|
Europe |
Krutzsch,W. Atlas of the Middle and Upper Tertiary dispersed spores and pollen as well as microplankton of northern Middle Europe. 5. Further a Zonotrilete (Apiculate, Muronate), Zootrilete, Monolete, and Alete spores. |
1967 |
| details |
Middle Oligocene |
Early Miocene |
Wales(Caernarvonshire) |
Herbert-Smith,M. The age of the Tertiary deposits of the Llanderdr (Mochras Farm) Borehole as determined from palynological studies. (In: The Llanbedr (Mochras Farm) Borehole. W.Woodland, editor) |
1979 |
| 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 |