| details |
Early Oligocene |
Middle Oligocene |
France(Vosges) |
Rauscher,R. et al. France, the Federal Republic of Germany, the Rhine Graben. (In: The Northwest European Tertiary Basin. R.Vinken, compiler) |
1988 |
| details |
Middle Oligocene |
|
W.Germany(Niedersachsen) |
Costa,L.I. et al. The Federal Republic of Germany, Lower Saxony between Weser, Aller and Elbe. (In: The Northwest European Tertiary Basin. R.Vinken, compiler) |
1988 |
| details |
Oligocene |
|
Atlantic(Norwegian Sea) |
Manum,S.B. et al. Eocene to Miocene palynology of the Norwegian Sea (ODP Leg 104) |
1989 |
| details |
Late Oligocene |
Early Miocene |
Atlantic(Norwegian Sea) |
Goll,R.M. A synthesis of Norwegian Sea biostratigraphy ODP Leg 104 on the Voring Plateau. |
1989 |
| details |
Rupelian |
Chattian |
Germany(Niedersachsen) |
KŠ¶the,A. Paleogene dinoflagellates from Northwest Germany; biostratigraphy and paleoenvironment. |
1991 |
| details |
Late Oligocene |
|
USSR(Russian Platform) |
Zosimovich,V.Y. A boundary of Oligocene and Miocene in the Boreal Province of the East-European Platform |
1991 |
| details |
Oligocene |
|
USSR(Kazakh SSR) |
Zaporozhets,N.I. Palynocomplex and phytoplankton of the Upper Eocene and Oligocene sediments by stratigraphic Well N3006, (The North-West Priaralie). |
1991 |
| details |
Late Rupelian |
Chattian |
United Kingdom |
Powell,A.J. Dinoflagellate cysts of the Tertiary system. (In: A Stratigraphic Index of Dinoflagellate Cysts. A.J.Powell, editor) |
1992 |
| details |
Chattian |
|
North Sea |
Gradstein,F.M. et al. Cenozoic Foraminiferal and dinoflagellate cyst biostratigraphy of the Central North Sea |
1992 |
| details |
Late Oligocene |
Early Miocene |
E.Germany |
Strauss,C. Taxonomy and biostratigraphy of marine microplancton with in the Oligocene-Middle Miocene of East Germany. |
1993 |
| details |
Chattian |
|
North Sea |
Gradstein,F.M. et al. Cenozoic biostratigraphy of the North Sea and Labrador Shelf |
1994 |
| details |
Rupelian |
|
Belgium |
De Coninck,J. Organic-walled microfossils of the Bartonian Priabonian and Early Rupelian from the Kallo borehole; significant species from the Woensdricht, Kallo and Mol boreholes |
1995 |
| details |
Nd |
|
Nd |
Stover,L.E. et al. Mesozoic-Tertiary dinoflagellates, acritarchs and Prasinophytes. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Late Eocene |
Early Oligocene |
Belarus |
Zaporozhets,N.I. et al. Organic-walled phytoplankton in the Upper Eocene - Lower Oligocene deposits of the former Soviet Union. (In: Late Eocene-Early Oligocene geological and Biotical events on the Territory of the Former Soviet Union.Part 2: the regional geology of the Upper Eocene and Lower Oligocene. V.A.Krasheninnikov and M.A.Akhmetiev, editors) |
1996 |
| details |
Late Chattian |
|
South Carolina |
Katuna,M.R. et al. Stratigraphic correlation of Oligocene marginal marine and fluvial deposits across the Middle and Lower Coastal Plain, South Carolina |
1997 |
| details |
Nd |
|
Nd |
Williams,G.L. et al. The Lentin and Williams Index of Fossil Dinoflagellates.1998 Edition. |
1998 |
| details |
Rupelian |
Chattian |
Poland |
Gedl,P. The age of base and top of the Podhale Palaeogene Flysch, (Inner Carpathians, Poland), based on dinocysts. |
1999 |