| details |
Middle Eocene |
|
W.Germany(Rhineland) |
Sittler,C. Pollen analysis in eastern France. Study of Eocene formations or those referred to the Eocene, and the palynological stratotype of Borken and Messel. |
1968 |
| details |
Late Miocene |
|
Wyoming |
Barnosky,C.W. Late Miocene vegetational and climatic variations Inferred from a pollen record in Northwest Wyoming |
1984 |
| details |
Early Pliocene |
|
Wyoming |
Leopold,E.B. et al. Development and affinites of Tertiary floras in the Rocky Mountains |
1972 |
| details |
Middle Miocene |
Late Miocene |
Yugoslavia |
Veen,F.R.Van Palynological investigations of Brown Coal deposits at Breza and Tusnica. |
1954 |