| original |
Late Oligocene |
|
Vermont |
Traverse,A. Pollen analysis of the Brandon Lignite of Vermont. |
1955 |
| details |
Oligocene |
|
USSR(Primorsk Kray) |
Bolotnikova,M.D. Spore and pollen assemblages from Tertiary deposits of the Western Shore of the Japanese Sea. |
1979 |
| details |
Late Eocene |
|
Canada(British Columbia) |
Rouse,G.E. et al. Palynology and geochronology of Eocene beds from Cheslatta Falls and Nazko areas, central British Columbia. |
1988 |
| details |
Early Miocene |
|
Vermont |
Traverse,A. Palynofloral geochronology of the Brandon Lignite of Vermont, USA. |
1994 |
| details |
Late Oligocene |
|
Vermont |
Traverse,A. Palynofloral geochronology of the Brandon Lignite of Vermont, USA. |
1994 |