| details |
Late Miocene |
|
Washington |
Ballog,R.A. et al. Palynology of the Montesano Formation (Upper Miocene) of Western Washington. |
1972 |
| details |
Middle Eocene |
|
Wyoming |
Love,J.D. et al. Eocene Rocks, fossils and geologic history, Teton Range, Northwestern Wyoming. |
1978 |
| details |
Early Eocene |
Middle Eocene |
Wyoming |
Fisk,L.H. et al. Plant microfossils from the Yellowstone Fossil Forests: Preliminary report. |
1974 |
| details |
Tiffanian |
|
Wyoming |
Manchester,S.R. et al. Palaeocarpinus aspinosa, sp.nov., (Betulaceae), from the Paleocene of Wyoming, USA. |
1996 |
| details |
Pannonian |
|
Yugoslavia |
Budnar-Tregubov,A. Micropaleobotanical research of the coals from Locevje and Kanizarnica in Slovenia. |
1961 |
| details |
Late Neogene |
|
Yugoslavia |
Pantic,N.K. et al. Supplement to the knowledge of the Pliocene flora of Macedonia. |
1956 |
| details |
Early Pliocene |
|
Yugoslavia |
Ercegovac,M. Palynologic and petrologic characteristics and the genesis of Coal in the Kreka Basin. |
1970 |