| details |
Late Oligocene |
Early Miocene |
USSR(Ukrainian SSR) |
Shchekina,N.A. Flora of Brown Coal and Carbonaceous Clays from the Lower Part of the Poltava Suite of the environs of Kiev by spore Nd pollen analysis |
1962 |
| details |
Early Eocene |
|
USSR(Ukrainian SSR) |
Andreeva,E.M. et al. Palaeopalynology. (Three Volumes: Volume I: Methods. Volume II: Complexes of palynomorphs of the Precambrian-Holocene of the USSR. Volume III: Figures and Plates. Editor-I.M. Pokrovskaya) |
1966 |
| details |
Middle Oligocene |
|
USSR(Urals) |
Li,P.F. et al. Continental deposits of the Paleogene and Neogene of the eastern Slopes of the Urals and Trans-Urals |
1967 |
| original |
Early Oligocene |
|
USSR(WSL) |
Ushakova,M.V. et al. Lower Oligocene. (In: Stratigraphy of the Mesozoic and Cenozoic of the Western Siberian Lowlands. V.F.Kozyreva, editor) |
1957 |
| original |
Late Oligocene |
Early Miocene |
USSR(WSL) |
Ivanova,E.A. et al. Upper Oligocene. (In: Stratigraphy of the Mesozoic and Cenozoic of the Western Siberian Lowlands. V.F.Kozyreva, editor) |
1957 |
| original |
Late Oligocene |
|
USSR(WSL) |
Filippova,E.A. Late Oligocene. (In: Stratigraphy of Mesozoic and Cenozoic Periods of Western Siberian Lowland. E.A.Filippova, editor) |
1957 |
| original |
Late Oligocene |
Miocene |
USSR(WSL) |
Filippova,E.A. Late Oligocene - Miocene. (In: Stratigraphy of Mesozoic and Cenozoic Periods of Western Siberian Lowland. E.A.Filippova, editor) |
1957 |
| original |
Late Oligocene |
|
Vermont |
Traverse,A. Pollen analysis of the Brandon Lignite of Vermont. |
1955 |
| details |
Eocene |
|
Wyoming |
Santucci,V.L. The Yellowstone Paleontological Survey. |
1998 |
| details |
Neogene |
|
Zaire |
Maley,J. La ForЄt Dense Humide Africaine : Principales caract©ristiques des changements de v©g©tation et de climat du Cr©tac© sup©rieur au Quaternaire. (In: West African Forests: Studies in the Guineo-Congolian Domain.R.Watling, M.D.Swaine and I.J.Alexander, editors) |
2004 |