| details |
Nd |
|
Nd |
Evitt,W.R. A discussion and proposals concerning fossil dinoflagellates, Hystrichospheres, and acritarchs. II. |
1963 |
| details |
Nd |
|
Nd |
Deflandre,G. et al. Notes on the acritarchs. |
1963 |
| details |
Early Cambrian |
|
USSR(Caucasus) |
Timofeev,B.V. The age of the older sedimentary rocks of the northern Elbrus Region |
1962 |
| details |
Jurassic |
Tertiary |
Nd |
Evitt,W.R. Observations on the morphology of fossil dinoflagellates. |
1961 |
| details |
Nd |
|
Nd |
Sarjeant,W.A.S. The Hystrichospheres. A review and discussion. |
1961 |
| details |
Oligocene |
|
W.Germany(Hesse) |
Brosius,M. et al. The stratigraphic range of the Heskemer pollen-picture in Borken (Tertiary, Neiderhessen). |
1959 |
| details |
Late Cretaceous |
Early Oligocene |
Nd |
Matthes,H.W. Introduction to micropaleontology |
1956 |
| original |
Danian |
|
Europe |
Wetzel,W. Contribution to the knowledge of Danian marine plankton. |
1952 |