| details |
Early Eocene |
Early Miocene |
E.Germany(Potsdam) |
Krutzsch,W. Contribution to the spore-paleontology of the Pre-Upper Oligocene-Oligocene Continental and marine Tertiary sediments of Branden. |
1961 |
| details |
Early Oligocene |
|
Poland |
Eisenack,A. Fossil dinoflagellates. |
1958 |
| details |
Eocene |
|
Australia(Victoria) |
Cookson,I.C. Additional microplankton from Australian Late Mesozoic and Tertiary sediments. |
1956 |
| details |
Early Oligocene |
|
Poland |
Eisenack,A. Microfossils from the Lower Oligocene phosphorites of Samland and concerning the uniformity of Hystrichospheres. |
1954 |
| details |
Middle Eocene |
Late Eocene |
W.Germany(Schleswig) |
Klumpp,B. Contribution to the knowledge of microfossils of the Middle and Upper Eocene |
1953 |
| details |
Oligocene |
|
Nd |
Deflandre,G. Class of dinoflagellates. |
1952 |
| details |
Oligocene |
|
Germany |
Gocht,H. Hystrichospheres and other microorganisms in Oligocene deposits of North and Central Germany. |
1952 |
| details |
Tertiary |
|
Nd |
Deflandre,G. Fossil dinoflagellates |
1952 |
| details |
Eocene |
|
France |
Reissinger,A. Pollen analysis extended to all sedimentary rocks of the geological past. |
1950 |
| details |
Ypresian |
|
Belgium |
Pastiels,A. Contribution to the study of microfossils of the Belgian Eocene. |
1948 |
| details |
Early Oligocene |
|
Poland |
Pastiels,A. Contribution to the study of microfossils of the Belgian Eocene. |
1948 |
| details |
Nd |
|
Nd |
Eisenack,A. The Construction of the walls of the dinoflagellates. |
1939 |
| original |
Early Oligocene |
|
Poland |
Eisenack,A. Phosphorite nodules of the Amber Formation as transmitters of Tertiary plankton. |
1938 |