| details |
Middle Pliocene |
|
USSR(Tatar ASSR) |
Ananova,E.N. A Middle Pliocene flora in the Region of the Kama River |
1963 |
| details |
Late Pliocene |
|
USSR(Mari ASSR) |
Kuznetsova,T.A. Description of the Upper Pliocene flora of the Transvolga Mary Region (Mariyi Region) |
1965 |
| details |
Late Neogene |
|
USSR(Tatar ASSR) |
Kuznetsova,T.A. Pollen flora of Pliocene deposits near the village of Podgornye Baylyary in Tatariya |
1961 |
| details |
Early Miocene |
|
USSR(Kazakh SSR) |
Panova,L.A. et al. Palynostratigraphy of Neogene deposits. (In: Practical Palynostratigraphy. L.A. Panova et al, editors) |
1990 |