| original |
Late Eocene |
|
USSR(Kazakh SSR) |
Zaklinskaya,E.D. Spore-pollen spectra of the Upper Eocene of northern Priaral |
1954 |
| original |
Middle Eocene |
|
USSR(Kazakh SSR) |
Zaklinskaya,E.D. Stratigraphic significance of pollen grains of Gymnosperms of the Cenozoic deposits of the Pavlodar Pri-Irtish and the northern Pri-Aral. |
1957 |
| details |
Middle Miocene |
Middle Sarmatian |
USSR(Ukrainian SSR) |
Agulov,A.P. Spore and pollen complexes of Middle and Upper Miocene deposits North of the Black Sea Basin |
1970 |
| details |
Sarmatian |
|
USSR(Ukrainian SSR) |
Agulov,A.P. Spore and pollen complexes of Middle and Upper Miocene deposits North of the Black Sea Basin |
1970 |
| details |
Middle Eocene |
|
USSR(Kazakh SSR) |
Panova,L.A. et al. Palynostratigraphy of Paleogene deposits. (In: Practical Palynostratigraphy. L.A. Panova et al, editors) |
1990 |