| details |
Pliocene |
Pleistocene |
Ethiopia |
Bonnefille,R. Palynological evidence for an important change in the vegetation of the Omo Basin between 2.5 and 2 million years ago. (In: Earliest man and environments in the Lake Rudolf Basin: Stratigraphy Paleoecology and Evolution. Y.Coppens et al, editors) |
1976 |
| details |
Late Eocene |
Early Oligocene |
China(Shansi) |
Zhang,X. Early Tertiary palynological assemblages from northern Shanxi and a discussion on their geological Age |
1988 |
| details |
Miocene |
|
Argentina(Salta) |
Cuadrado,G.A. et al. Preliminary results of the palynological analysis from the Palo Pintado Formation (Miocene), Santa Province, Argentina |
1992 |