| original |
Late Eocene |
|
Bulgaria |
Chernyavska,S. New spore and pollen species from Coal-bearing Paleogene sediments in Bulgaria. |
1970 |
| details |
Late Eocene |
|
Bulgaria |
Chernyavska,S. Spore-pollen zones in certain Old Tertiary Coal bearing sediments in Bulgaria. |
1970 |
| details |
Priabonian |
|
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 |
Eocene |
|
Bulgaria |
Chernyavska,S. On the stratigraphy of Paleogene deposits of Bulgaria, (palynological data). |
1973 |
| details |
Early Ypresian |
|
France |
Auffret,J.P. et al. Palynological data of the Submarine Paleogene Basin of the eastern English Channel |
1975 |
| details |
Sparnacian |
|
England(Isle of Wight) |
Gruas-Cavagnetto,C. Palynological study of the Paleogene in Southern England. |
1976 |
| details |
Sparnacian |
|
England(Sussex) |
Gruas-Cavagnetto,C. Palynological study of the Paleogene in Southern England. |
1976 |
| details |
Late Eocene |
|
Bulgaria |
Chernyavska,S. Palynological studies on Paleogene deposits in South Bulgaria |
1977 |
| original |
Early Eocene |
|
Belgium |
Krutzsch,W. et al. Pollenflora from Epinois and Loksbergen, Belgium. |
1977 |
| details |
Late Eocene |
|
Bulgaria |
Chernyavska,S. Palynological studies on Paleogene deposits in South Bulgaria. |
1977 |
| details |
Thanetian |
|
Morocco |
Ollivier-Pierre,M.F. The microflora of the Paleocene-Eocene of the Phosphates Series of Ganntour (Morocco). |
1982 |