| original |
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 |
Tertiary |
|
W.Germany(Rhineland) |
Thomson,P.W. et al. A micropalaeontological study of the Rheinland Brown Coal compared to the Liblar / Bezirk Coal. |
1950 |
| details |
Oligocene |
Late Neogene |
W.Germany |
Potonie,R. Revision of stratigraphically important sporomorphs of the Middle European Tertiary. |
1951 |
| details |
Late Miocene |
Early Pliocene |
Austria |
Klaus,W. Observations on the palynology of the Hausruck Co |
1952 |
| details |
Miocene |
|
W.Germany(Rhineland) |
Thomson,P.W. Ombrogene swamp formations in the Rhine Brown Coal. |
1952 |
| details |
Late Miocene |
Early Pliocene |
Austria |
Klaus,W. Construction and form of Sporotrapoidites illingensis, n.gen.et sp., Sporomorpharum |
1954 |
| details |
Early Reuverian |
|
W.Germany(N.Rhine) |
Leschik,G. The origins of the Brown Coal of the Wetterau and its Micro-and Macroflora. |
1956 |
| details |
Late Pannonian |
|
Hungary |
Nagy,E. Pollen research of the Upper Pannonian Brown Coal Layers of the Matra Mountains. |
1957 |
| details |
Late Pannonian |
|
Hungary |
Nagy,E. Palynological investigations of the Upper Pannonian Brown Coal in the Foot Hills of the Matra Mountains. |
1958 |
| details |
Late Pannonian |
|
Hungary |
Nagy,E. Pollen-analytical investigation of a Hungarian Pliocene Brown Coal. |
1959 |
| details |
Oligocene |
|
W.Germany(N.Rhine) |
Takahashi,K. et al. Paleogene sporomorphs of the Bergish Area, (West Germany). |
1982 |