| original |
Eocene |
|
Germany |
Potonie,R. The microscopic research of Brown Coals.Tertiary pollen forms. |
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 |
Paleocene |
|
Germany |
Thiergart,F. Pollen analysis of the Service of Brown Coal research. |
1940 |
| details |
Late Cretaceous |
Paleocene |
Germany |
Thiergart,F. Micropaleontological information. 1. Dicotyledonous pollen of the Late Mesozoic and its systematic position |
1942 |
| details |
Paleocene |
|
Germany |
Potonie,R. State of the micropaleobotanic stratigraphy of the Tertiary |
1948 |
| details |
Eocene |
|
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 |
Eocene |
|
Germany |
Pflug,H.D. Provisional results of analysis of the micropaleontology and stratigraph of the Brown Coal of Helms Tedt. |
1950 |
| 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 |
Paleocene |
Oligocene |
Germany |
Potonie,R. Pollen and spore forms as guide fossils of the Tertiary |
1951 |
| details |
Paleocene |
Oligocene |
W.Germany |
Potonie,R. Revision of stratigraphically important sporomorphs of the Middle European Tertiary. |
1951 |
| details |
Danian |
Middle Oligocene |
W.Germany(Hesse) |
Thomson,P.W. et al. Pollen and spores of the Middle European Tertiary. |
1953 |
| details |
Eocene |
|
W.Germany(Hesse) |
Thomson,P.W. et al. Pollen and spores of the Middle European Tertiary. |
1953 |
| details |
Nd |
|
Nd |
Pflug,H.D. Origin and development of the angiosperm pollen in earth history |
1953 |
| details |
Eocene |
|
Germany |
Pflug,H.D. Origin and development of the angiosperm pollen in earth history |
1953 |