| details |
Late Pliocene |
Pleistocene |
USSR(Urals) |
Chigurayeva,A.A. et al. Compositae pollen in the Upper Poliocene and Pleistocene strata of the Volga-Ural Region |
1983 |
| details |
Late Pliocene |
Early Quaternary |
China(Yunnan) |
Li,W.-Y. et al. A palynological investigation on the Late Tertiary and Early Quaternary and its significance in the paleogeographical study in Central Yunnan. |
1978 |
| details |
Late Pliocene |
|
USSR(Ukrainian SSR) |
Shchekina,N.A. The history of the vegetative Cover of the Southern Ukraine in the Late Pliocene (as to the data of spore-pollen analyis). |
1971 |