| details |
Late Eocene |
|
Bulgaria |
Chernyavska,S. Spore-pollen zones in certain Old Tertiary Coal bearing sediments in Bulgaria. |
1970 |
| details |
Late Eocene |
|
Bulgaria |
Chernyavska,S. Spore and pollen characteristics of Coal-bearing sediments in the vicinity of the village Pchelarovo, East Rodopi. |
1973 |
| details |
Late Eocene |
Miocene |
Bulgaria |
Chernyavska,S. Palynological studies on Paleogene deposits in South Bulgaria. |
1977 |
| details |
Late Eocene |
|
Germany(Niedersachsen) |
Knobloch,E. et al. Comparison of Eocene plant assemblages of Bohemia (Czech Republ and Saxony (Germany) |
1998 |
| details |
Eocene |
|
Bulgaria |
Chernyavska,S. On the stratigraphy of Paleogene deposits of Bulgaria, (palynological data). |
1973 |
| details |
Eocene |
|
Germany(Brandenburg) |
Krutzsch,W. The microflora of the Brown Coal of the Geisel Valley; Part IV: The stratigraphic position of the Geisel Valley profile in the Eocene, and the spore-stratigraphic subdivision of the Middle Eocene. |
1976 |
| details |
Eocene |
|
W.Germany(Hesse) |
Krutzsch,W. Observations of the nomenclature and classifica Tion of Tertiary spores and pollen |
1954 |
| details |
Early Tertiary |
|
Czechoslovakia |
KonzalovЎ,M. Asclepiacaceae-pollen in the Cheb Basin, (Tertiary, Czechoslovakia). |
1981 |
| details |
Early Miocene |
Middle Miocene |
Poland |
Ziembinska-Tworzydlo,M. et al. Checklist of selected genera and species of spores and pollen grains ordered in morphological system. (In: Neogene pollen flora of Central Europe. L. Stuchlik, editor) |
1994 |
| details |
Early Eocene |
|
Belgium |
Krutzsch,W. et al. Pollenflora from Epinois and Loksbergen, Belgium. |
1977 |