| original |
Late Oligocene |
|
Vermont |
Traverse,A. Pollen analysis of the Brandon Lignite of Vermont. |
1955 |
| details |
Late Oligocene |
|
Vermont |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 5. Supplement to all Groups (Turmae). |
1970 |
| details |
Late Eocene |
Early Oligocene |
India(Himachal Pradesh) |
Mathur,Y.K. Cenozoic palynofossils, vegetation, ecology and climate of the north and northwestern Subhimalayan Region, India. (In: The Evolution of the East Asian Environment. Volume 2. R.O.Whyte, editor) |
1984 |
| details |
Early Miocene |
|
Vermont |
Traverse,A. Palynofloral geochronology of the Brandon Lignite of Vermont, USA. |
1994 |
| details |
Oligocene |
|
Alaska |
Trop,J.M. et al. Stratigraphy, palynology, and provenance of the Colorado Creek basin, Alaska, USA: Oligocene transpressional tectonics along the central Denali fault system. |
2004 |
| details |
Oligocene |
|
Alaska |
Trop,J.M. et al. Stratigraphy, palynology, and provenance of the Colorado Creek basin, Alaska, USA: Oligocene transpressional tectonics along the central Denali fault system. |
2004 |