| details |
Middle Eocene |
|
Wyoming |
Wodehouse,R.P. Tertiary pollen.1.Pollen of the living representatives of the Green River flora. |
1932 |
| details |
Middle Eocene |
|
Utah |
Wodehouse,R.P. Tertiary pollen.1.Pollen of the living representatives of the Green River flora. |
1932 |
| details |
Middle Eocene |
|
Colorado |
Wodehouse,R.P. Tertiary pollen.1.Pollen of the living representatives of the Green River flora. |
1932 |
| details |
Middle Wilcox |
|
Mississippi |
Warter,J.L.K. Palynology of a Lignite of Lower Eocene (Wilcox) age from Kemper County, Mississippi, |
1966 |
| details |
Late Eocene |
|
New Mexico |
Leopold,E.B. et al. Development and affinites of Tertiary floras in the Rocky Mountains |
1972 |