| details |
Cretaceous |
|
USSR |
Boytsova,E.P. et al. Miospores of some ancient plants in the USSR. |
1979 |
| details |
Late Eocene |
|
USSR(Georgian SSR) |
Panova,L.A. et al. Miospores and nannoplankton of Eocene-Oligocene deposits of the northern border of the Akhaltsikhskoi Depression. (In: Spores and pollen of Phanerozoic deposits. L.A. Panova et al, editors) |
1984 |
| details |
Turonian |
Cenomanian |
USSR(Kazakh SSR) |
Kruchinina,N.V. et al. Palynostratigraphyof Cretaceous deposits. (In: Practical Palynostratigraphy. L.A. Panova et al, editors) |
1990 |