| original |
Miocene |
|
W.Germany(Rhineland) |
Potonie,R. Pollen forms of the Miocene Brown Coal. |
1931 |
| details |
Eocene |
|
W.Germany(Hesse) |
Potonie,R. The microbotany of the Eocene Brown Coal of the Geiseltal. |
1934 |
| original |
Eocene |
|
W.Germany(Hesse) |
Potonie,R. The microbotany of the Eocene Brown Coal of the Geiseltal. |
1934 |
| original |
Eocene |
|
W.Germany(Hesse) |
Potonie,R. The microbotany of the Eocene Brown Coal of the Geiseltal. |
1934 |
| details |
Miocene |
|
W.Germany(N.Rhine) |
Potonie,R. et al. Microbotany of Miocene Brown Coal from the Niederrheinische Bucht |
1934 |
| details |
Miocene |
|
W.Germany(N.Rhine) |
Potonie,R. et al. Microbotany of Miocene Brown Coal from the Niederrheinische Bucht |
1934 |
| details |
Miocene |
|
W.Germany(N.Rhine) |
Potonie,R. et al. Microbotany of Miocene Brown Coal from the Niederrheinische Bucht |
1934 |
| details |
Eocene |
Early Miocene |
W.Germany(Bavaria) |
Raatz,G.V Microbotanical stratigraphic investigation of the Browncoal of Muskauer Bogens |
1938 |
| 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(Rhineland) |
Thiergart,F. Pollen flora of Brown Coal from the Niederlausitz, especially from the Marga Mine near Senftenberg |
1938 |
| details |
Eocene |
|
Germany |
Potonie,R. State of the micropaleobotanic stratigraphy of the Tertiary |
1948 |
| details |
Oligocene |
|
Germany |
Potonie,R. State of the micropaleobotanic stratigraphy of the Tertiary |
1948 |
| details |
Late Cretaceous |
Paleocene |
W.Germany(Niedersachsen) |
Thiergart,F. The stratigraphic value of Mesozoic pollen and spores |
1949 |
| details |
Late Oligocene |
Early Miocene |
W.Germany(Rhineland) |
Thompson,P.J. Lower Tertiary elements in the Rhineland Brown Coal and some important stratigraphic pollen forms. |
1949 |
| details |
Late Oligocene |
Early Miocene |
Germany(Baden) |
Thomson,P.W. Fundamentals of pollen and spore microscopy based on an investigation of the main seam of the Rheinisch Brown Coal of Lilar, Neurath, Fortuna and Bruhl. |
1950 |
| details |
Eocene |
|
Germany |
Pflug,H.D. Provisional results of analysis of the micropaleontology and stratigraph of the Brown Coal of Helms Tedt. |
1950 |
| details |
Miocene |
|
W.Germany(Niedersachsen) |
Kremp,G.O.W. Pollen analysis of Brown Coal in the southern part of Niedersachsen, especially in the Solling. |
1950 |