| details |
Oligocene |
|
USA(Gulf of Mexico) |
Shaffer,B.L. Electron-probe microanalysis of calcareous nannofossils. |
1973 |
| details |
Rupelian |
|
W.Germany(N.Rhine) |
Benedek,P.N. et al. Nannoplankton-phytoplankton correlation from the Middle and Upper Oligocene of northwest Germany. |
1974 |
| details |
Late Eocene |
|
Poland |
Couvering,J.A. Van et al. The terminal Eocene event and the Polish connection. |
1981 |
| details |
Late Thanetian |
Early Pliocene |
India(Maharashtra) |
Mehrotra,N.C. et al. Bombay Offshore Basin. (In: Palynology in Hydrocarbon Exploration : The Indian Scenario Part I: Category I : Basins) |
2002 |