| details |
Late Oligocene |
Miocene |
Germany(Brandenburg) |
Thiergart,F. Pollen flora of Brown Coal from the Niederlausitz, especially from the Marga Mine near Senftenberg |
1938 |
| details |
Miocene |
|
W.Germany(N.Rhine) |
Thiergart,F. Pollen flora of Brown Coal from the Niederlausitz, especially from the Marga Mine near Senftenberg |
1938 |
| details |
Miocene |
|
W.Germany(N.Rhine) |
Thiergart,F. Pollen flora of Brown Coal from the Niederlausitz, especially from the Marga Mine near Senftenberg |
1938 |
| original |
Miocene |
|
W.Germany(N.Rhine) |
Potonie,R. et al. Microbotany of Miocene Brown Coal from the Niederrheinische Bucht |
1934 |
| original |
Miocene |
|
W.Germany(Rhineland) |
Potonie,R. Pollen forms of the Miocene Brown Coal. |
1931 |
| original |
Miocene |
|
E.Germany |
Potonie,R. Pollenforms from the Tertiary Brown Coals. |
1931 |