| details |
Miocene |
Late Neogene |
Germany(Rhineland) |
Potonie,R. et al. On the nomenclature and classification of the Neogene sporomorphs (Pollen and spores). on the geology of the Rhine Valle Brown Coal. 1. |
1950 |
| details |
Late Neogene |
|
W.Germany(N.Rhine) |
Grebe,H. The micro and megaflora of the Pliocene Clay and Cygyttja Lense in the Kieseloolith-Schichten of Swisterberg-Weilerswist, (Sechtem Sheet) and the age of the Tertiary deposits of the Nederrheinische Bucht. |
1955 |
| details |
Early Pliocene |
|
USSR(Russian Platform) |
Ananova,E.N. On the Russian Plain vegetation during the Pliocene according to palynological data |
1962 |