| original |
Eocene |
|
Venezuela |
Norem,W.L. Pollen, spores, and other organic microfossils from the Eocene of Venezuela. |
1955 |
| original |
Tertiary |
|
Alaska(North Slope) |
Dutcher,R.R. et al. Petrography and palynology of certain Coals of the Arctic Slope of Alaska |
1957 |
| original |
Late Neogene |
|
California |
Ingebrigtsen,D.M. Palynology and its application to the Pliocene series in the Los Angeles Basin. |
1957 |
| original |
Late Pannonian |
|
Hungary |
Nagy,E. Palynological investigations of the Upper Pannonian Brown Coal in the Foot Hills of the Matra Mountains. |
1958 |
| original |
Permian |
|
Madagascar |
Rakotoarivelo,H.J. Palynological study of some coal samples from the Sakoa Basin (Madagascar). |
1960 |