| original |
Middle Senonian |
|
W.Germany(N.Rhine) |
Weyland,H. et al. The spores and pollen of the Cretaceous of Aachen and their meaning for the characterization of the Middle Senonian. |
1953 |
| details |
Oligocene |
|
W.Germany(Hesse) |
Holtz,S. Investigation of the Oligocene spore stratigraphy of Hesse, (West Germany). |
1962 |
| details |
Nd |
|
Nd |
Pflug,H.D. Origin and development of the angiosperm pollen in earth history |
1953 |
| details |
Late Oligocene |
|
France(Rhone) |
Sittler,C. The Paleogene of the Rhine and Rhone drainages. Sedimentary and paleoclimatical studies. |
1965 |
| details |
Middle Santonian |
Early Campanian |
E.Germany |
Krutzsch,W. The stratigraphic classification of spores from the Upper Cretaceous in North Central Europe-Methodical Bases and present status of investigations |
1966 |