| details |
Paleocene |
Late Oligocene |
W.Germany(N.Rhine) |
Brelie,G.Von Der Spores and pollen in the marine Tertiary of the Lower Rhine Basin. |
1958 |
| details |
Tortonian |
Sarmatian |
Turkey |
Brelie,G.Von Der Palynological research concerning the age of the brown-coal of Kayi-Bucuk, (near Ankara). |
1958 |
| details |
Middle Miocene |
Late Miocene |
W.Germany(N.Rhine) |
Brelie,G.Von Der et al. The stratigraphic correlation of the Browncoal Seams of the Duren Mine. |
1958 |
| details |
Late Eocene |
Early Oligocene |
W.Germany(Hesse) |
Murriger,F. et al. Concerning the age of Brown Coal of Burghasungen, Bezirk Kassel, based on pollen analysis and comparisons with other Browncoal deposits. |
1951 |
| details |
Chattian |
Miocene |
Germany(Rhineland) |
Potonie,R. et al. On the nomenclature and classification of the Neogene sporomorphs (Pollen and spores). on the geology of the Rhine Valle Brown Coal. 1. |
1950 |