| details |
Middle Eocene |
Late Eocene |
Bulgaria |
Chernyavska,S. Palynology of the Coal-bearing sediments in the area of the village of Pchelarova, Eastern Rhodope |
1973 |
| details |
Oligocene |
|
Bulgaria |
Stefanov,N. et al. On the lithostratigraphy and the age of the Tertiary sediments and Volcanics in the Southern Part of the Central Rhodopes |
1974 |
| details |
Late Eocene |
|
Bulgaria |
Chernyavska,S. Characteristics of the spore and pollen assemblages from the Upper Eocene Coals in eastern Bulgaria |
1967 |
| details |
Oligocene |
Pleistocene |
Bulgaria |
Chernyavska,S. et al. Correlation of the Old Tertiary Basins in Southwest Bulgaria on the basis of the spore and pollen analysis. |
1964 |
| details |
Late Eocene |
|
Bulgaria |
Chernyavska,S. Fossil spores and pollen grains of the Priabonian Coal Basins in Bulgaria and their climatic interpretation. |
1967 |
| details |
Late Eocene |
|
Bulgaria |
Chernyavska,S. Spore-pollen zones in certain Old Tertiary Coal bearing sediments in Bulgaria. |
1970 |
| details |
Oligocene |
|
Bulgaria |
Chernyavska,S. et al. Palynological characteristic of Oligocene marine Clays from Varna District. |
1968 |
| details |
Priabonian |
Early Oligocene |
Bulgaria |
Ivanov,R. et al. On the age of the Palaeogene volcanic activity in Western Bulgaria according to data of geological, petrographical and palynolgical studies.1. The Palaeogene of the Suhostrel-Pades Are. |
1971 |
| details |
Late Eocene |
|
Bulgaria |
Ivanov,R. et al. Geological, petrographical and palynological data on the age of the Palaeogene Volcanic activity in Western Bulgaria.3. ThePalogene of Mesta. |
1972 |
| details |
Early Oligocene |
|
Bulgaria |
Ivanov,R. et al. Geological, petrographical and palynological data on the age of the Palaeogene Volcanic activity in Western Bulgaria.3. ThePalogene of Mesta. |
1972 |
| details |
Oligocene |
|
Bulgaria |
Borissov,H. et al. Lithology of the Tertiary sediments in the Southern Part of Western Rhodope |
1973 |
| 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 |
Eocene |
|
Caribbean(Cuba) |
Siegl-Farkas,A. et al. A palynological study of Middle Eocene Formations in the Regions of Guantanamo and Holguin, Cuba |
1992 |
| details |
Middle Eocene |
Late Eocene |
Czech Republic |
Knobloch,E. et al. Comparison of Eocene plant assemblages of Bohemia (Czech Republ and Saxony (Germany) |
1998 |
| details |
Eocene |
Rupelian |
Czechoslovakia |
SnopkovЎ,P. Paleogene sporomorphs from West Carpathians |
1980 |
| details |
Middle Eocene |
Rupelian |
Czechoslovakia |
SnopkovЎ,P. Paleogene sporomorphs from West Carpathians |
1980 |
| details |
Middle Eocene |
Oligocene |
Czechoslovakia |
SnopkovЎ,P. Paleogene sporomorphs from West Carpathians |
1980 |