| original |
Late Eocene |
|
Nigeria |
Jan du ChЄne,R.E. et al. Some new Eocene pollen of the Ogwashi-Asaba Formation, southeastern Nigeria. |
1978 |
| details |
Late Eocene |
Oligocene |
Nigeria |
Rao,V.R. et al. A short survey of palaeobotanical studies, (Cretaceous and Tertiary ), in Nigeria |
1988 |
| details |
Late Eocene |
|
Niger |
Lang,J. et al. The Continental terminal in West Africa |
1990 |
| details |
Eocene |
|
Togo |
Salard-Cheboldaeff,M. Intertropical African palynostratigraphy from Cretaceous to Late Quaternary times |
1991 |
| details |
Eocene |
|
Nigeria |
Salard-Cheboldaeff,M. Intertropical African palynostratigraphy from Cretaceous to Late Quaternary times |
1991 |
| details |
Eocene |
|
Niger |
Salard-Cheboldaeff,M. Intertropical African palynostratigraphy from Cretaceous to Late Quaternary times |
1991 |
| details |
Eocene |
|
Mali |
Salard-Cheboldaeff,M. Intertropical African palynostratigraphy from Cretaceous to Late Quaternary times |
1991 |
| details |
Late Oligocene |
|
Benin |
Oyede,M. et al. Dating of the so called "Oligocene" Unconformity in the onshore part of the coastal sedimentary Basin of Benin (West Africa). |
1992 |
| details |
Paleocene |
Eocene |
Brazil(Rio de Janeiro) |
de Lima,M.R. et al. Palynology and sedimentology of the Macacu Formation of the Guanabara Rift, the Tertiary Estuary of Rio De Janeiro, Brazil |
1996 |
| details |
Oligocene |
|
India(Assam) |
Kumar,M. et al. Palynostratigraphy of the subsurface sediments of Upper Assam Basin, India. |
2001 |