| details |
Early Oligocene |
Miocene |
Germany |
Benedek,P.N. Results of phytoplankton investigations of the Northwest German Tertiary. (In: Northwest Germany during the Tertiary. H.Tobien, editor) |
1986 |
| details |
Middle Oligocene |
Late Oligocene |
W.Germany(N.Rhine) |
Benedek,P.N. Phytoplanktons from the Middle and Upper Oligocene of Tonisberg, (Lower Rhine area). |
1972 |
| details |
Pliocene |
Pleistocene |
Canada(Eastern Offshore) |
Barss,M.S. et al. A palynological zonation and correlation of Sixty-Seven wells, |
1979 |
| details |
Pliocene |
Pleistocene |
Canada(Eastern Offshore) |
Barss,M.S. et al. A palynological zonation and correlation of Sixty-Seven wells, |
1979 |
| details |
Nd |
|
Nd |
Artzner,D.G. et al. A systematic Illustrated guide to fossil organic-walled dinoflagellate Genera. |
1979 |