| original |
Tertiary |
|
USSR(Caucasus) |
Gladkova,A.N. Flora of Maikop deposits of northern Caucasus from data of spore-pollen analysis. (In: Palaeobotanical Symposium) |
1953 |
| original |
Late Eocene |
Early Oligocene |
USSR(Pre-Baltic) |
Zauer,V.V. Short description of spores and pollen from Eocene and Lower Oligocene deposits of the Prebaltic. (In: Atlas of Upper Cretaceous, Paleocene and Eocene spore-pollen complexes of various Regions of the USSR). |
1960 |
| original |
Early Eocene |
|
Arkansas |
Jones,E.L. Plant microfossils of the Laminated sediments of the Lower Eocene Wilcox Group in South-Central Arkansas. |
1961 |
| original |
Oligocene |
Miocene |
USSR(Azerbaijan SSR) |
Dzhabarova,K.S. Flora and vegetation of Western Azerbaijan during the Upper Miocene. |
1967 |
| original |
Late Neogene |
|
China(Yunnan) |
Song,Z.-C. Late Cenozoic palyno-flora from Zhaotong, Yunnan. |
1988 |