| details |
Oligocene |
|
France(Finistere) |
Choux,J. et al. Clay deposits preserved south of Quimper, (Finistere), under marine Pliocene formations are bounded by the beginning of the Oligocene. |
1961 |
| details |
Middle Oligocene |
|
W.Germany(Hesse) |
Holtz,S. Investigation of the Oligocene spore stratigraphy of Hesse, (West Germany). |
1962 |
| details |
Cenomanian |
|
W.Germany(Bavaria) |
Wolf,M. Spore-stratigraphic study of the Cenomanian boundary of Upper Bavaria. |
1963 |
| details |
Paleocene |
Middle Eocene |
France(Paris Basin) |
Durand,S. Pollen analysis of Paleogene formations of France. |
1964 |
| details |
Middle Oligocene |
Late Oligocene |
Hungary |
Rakosi,L. Pollen analysis of the sedimentary record of Boring Szentendre 2 |
1966 |
| details |
Nd |
|
Nd |
Planderova,E. et al. Micropaleobotanical investigations of the Tertiary in the Bojnice-Novaky Region. |
1970 |
| original |
Ludian |
|
France(Paris Basin) |
Chўteauneuf,J.-J. Palynostratigraphy and paleoclimatic of the Late Eocene-Oligocene of the Paris Basin France |
1980 |
| original |
Middle Eocene |
|
W.Germany(Hesse) |
Thiele-Pfeiffer,H. The microflora from the Middle Eocene oil shale of Messel near Darmstadt. |
1988 |