| original |
Late Eocene |
|
USSR(Kazakh SSR) |
Romanovskaya,G.M. et al. Short description of spores and pollen from Eocene deposits of the Turgay Basin. (In: Atlas of Upper Cretaceous, Paleocene and Eocene spore-pollen complexes of various Regions of the USSR). |
1960 |
| original |
Late Eocene |
|
USSR(Yamalo-Nenets) |
Lyubomirova,K.A. The palynological characteristics of the Chegansk horizon of North West Siberia. (In: Palynological Studies. Collected Articles. S.R.Samoilovich, editor) |
1976 |
| original |
Oligocene |
|
USSR(Primorsk Kray) |
Gromova,I.S. Palynological characteristics of the coal layers of the Kainozoisk Region Rettikhovki (South Primorsk). (In: Spores and pollen of Phanerozoic deposits. L.A. Panova et al, editors) |
1984 |
| original |
Middle Eocene |
|
USSR(Ukrainian SSR) |
Asatkina,E.F. et al. Short description of spores and pollen from Mid-Eocene deposits of the Ukraine. (In: Atlas of Upper Cretaceous, Paleocene and Eocene spore-pollen complexes of various Regions of the USSR). |
1960 |