| original |
Westphalian B |
Westphalian C |
Poland |
Zoldani,E. Preliminary results of the study of megaspores from Bore-Hole samples from the Regions of Cwiklice-Miedzyrzecze-Biern. |
1964 |
| original |
Moscovian |
|
USSR(Ukrainian SSR) |
Ishchenko,A.M. et al. Megaspores of the Carboniferous age and their stratigraphic importance |
1962 |
| original |
Late Neogene |
|
California |
Ingebrigtsen,D.M. Palynology and its application to the Pliocene series in the Los Angeles Basin. |
1957 |
| original |
Eocene |
|
Venezuela |
Norem,W.L. Pollen, spores, and other organic microfossils from the Eocene of Venezuela. |
1955 |
| original |
Carboniferous |
|
Poland |
Zerndt,J. Megaspores from the Polish Coal Basin. first Part. |
1934 |