| details |
Oligocene |
Early Miocene |
Washington |
Newman,K.R. Palynology of interflow sediments from the Standard Oil Company of Caltfornia Rattlesnake Hills No.1 Well, Benton County, Washington. |
1969 |
| details |
Late Miocene |
|
Washington |
Sparks,D.M. et al. The descriptive palynology of the Montesano Formation, (Upper Miocene), of western Washington. |
1973 |
| details |
Late Pliocene |
|
Wyoming |
Richmond,G.M. et al. Climatic implications of two pollen analyses from newly recognized rocks of Latest Pliocene age in the Washburn range, Yellowstone National Park, Wyoming. |
1978 |
| details |
Pannonian |
|
Yugoslavia |
Budnar-Tregubov,A. Micropaleobotanical research of the coals from Locevje and Kanizarnica in Slovenia. |
1961 |
| details |
Early Pliocene |
|
Yugoslavia |
Pantic,N.K. et al. The Lower Pliocene swamp vegetation of the Kolubara Bay and the genesis of the Coal Seam. |
1967 |
| details |
Late Neogene |
|
Yugoslavia |
Pantic,N.K. et al. Supplement to the knowledge of the Pliocene flora of Macedonia. |
1956 |