| details |
Late Eocene |
|
Bulgaria |
Chernyavska,S. Characteristics of the spore and pollen assemblages from the Upper Eocene Coals in eastern Bulgaria |
1967 |
| details |
Late Eocene |
Middle Oligocene |
E.Germany(Halle) |
Lenk,G. Some stratigraphically important pollen types of the Tertiary of Middle Germany. |
1965 |
| details |
Late Eocene |
|
Bulgaria |
Chernyavska,S. Upper Eocene spores from Brown Coals in eastern Bulgaria. |
1966 |
| 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 |
Eocene |
|
Czechoslovakia |
KonzalovЎ,M. Palaeogene plant microfossils from the Basal strata of the Cheb Basin (Tertiary, Czechoslovakia) |
1987 |
| details |
Eocene |
|
Bulgaria |
Chernyavska,S. On the stratigraphy of Paleogene deposits of Bulgaria, (palynological data). |
1973 |
| details |
Early Eocene |
|
Texas |
Krutzsch,W. On Thomsonipollis magnificus, (Thomson and Pflug,1953), n.fgen., n.comb., and observations on the regional distribution of some pollen groups in the older Paleogene. |
1960 |
| details |
Cenomanian |
Middle Eocene |
China(N.China) |
Song,Z.-C. et al. Fossil Spores and Pollen of China. Volume 1: The Late Cretaceous and Tertiary Spores and Pollen. |
1999 |
| details |
Cenomanian |
Middle Eocene |
China(S.China) |
Song,Z.-C. et al. Fossil Spores and Pollen of China. Volume 1: The Late Cretaceous and Tertiary Spores and Pollen. |
1999 |