| details |
Late Maastrichtian |
Early Paleocene |
Niger |
Petrosyants,M.A. et al. Spore pollen characteristics of Upper Cretaceous deposits of the Mali-Niger Syncline, (South Sahara). |
1971 |
| details |
Late Cretaceous |
|
Cameroon |
Salard-Cheboldaeff,M. Maastrichtian and Tertiary palynology of Cameroon.Qualitative study and range of the main species. |
1979 |
| details |
Late Campanian |
Early Maastrichtian |
Nigeria |
Edet,J.J. Palynostratigraphy of Late Cretaceous (Late Campanian-Early Maestrichtian) sections in the Anambra Basin, Nigeria. |
1992 |
| details |
Late Campanian |
Early Maestrichtian |
Nigeria |
Kumaran,K.P.N. et al. Palynostratigraphy of the Late Cretaceous Nyporo outcrop in the Anambra, Nigeria |
1995 |
| details |
Early Maestrichtian |
|
Nigeria |
Kumaran,K.P.N. et al. A reappraisal of Salviniaceous fossils and its implication on the age and depositional environment of Nkporo Shale of Calabar Flank, Nigeria |
1994 |
| details |
Early Eocene |
Middle Eocene |
Colombia |
de Porta,J. Stratigraphic Lexicon. Colombia:(Part Two). Tertiary and Quaternary. |
1974 |
| details |
Danian |
|
Nigeria |
Oloto,I.N. Palynological assemblage from the Danian of South -West Nigeria |
1990 |
| details |
Campanian |
Maastrichtian |
Nigeria |
Salami,M.B. Palynomorph taxa from the Lower Coal Measures deposits (?Campanian-Maestrichtian) of Anambra Trough, southeastern Nigeria. |
1991 |
| details |
Campanian |
Maastrichtian |
Nigeria |
Beilstein,U. Microflora, (sporomorphs, dinoflagellates), from the regressive Upper Cretaceous of Benue-Trough, Nigeria. |
1994 |
| details |
Campanian |
|
Ivory Coast |
Tea-Yassia,J. et al. Study of some Upper Cretaceous palynomorphs from the Cдte d'Ivoire offshore basin: biostratigraphical and pal¦oenvironmental implications. |
1999 |