| original |
Oligocene |
|
Nigeria |
Biffi,U. et al. Peridinioid dinoflagellate cysts from the Oligocene of the Niger Delta, Nigeria. |
1983 |
| details |
Late Oligocene |
|
Italy |
Biffi,U. et al. Late Eocene -Early Miocene dinoflagellate cyst stratigraphy from the Marche Region (Central Italy) |
1988 |
| details |
Early Miocene |
|
Egypt |
El-Beialy,S.Y. Palynology, palaeoecology, and dinocyst stratigraphy of the Oligocene through Pliocene succession in the Quantara-1 Well, Eastern Nile Delta, Egypt. |
1990 |
| details |
Late Danian |
|
Argentina(Buenos Aires) |
Quattrocchio,M.E. et al. Early Paleocene (Danian) dinoflagellates from the Colorado Basi Argentina |
1996 |
| details |
Nd |
|
Nd |
Williams,G.L. et al. The Lentin and Williams Index of Fossil Dinoflagellates.1998 Edition. |
1998 |