| details |
Early Oligocene |
Middle Oligocene |
USSR(WSL) |
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 |
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 |