| original |
Oligocene |
Early Miocene |
British Guiana |
Hammen,T.Van Der et al. A palynological study on the Tertiary and Upper Cretaceous of British Guiana. |
1964 |
| original |
Oligocene |
|
British Guiana |
Hammen,T.Van Der et al. A palynological study on the Tertiary and Upper Cretaceous of British Guiana. |
1964 |
| details |
Early Eocene |
Middle Eocene |
Guinea |
Zaklinskaya,E.D. et al. New data on the Cenozoic flora of the southwest coast of the Republic of Guinea. |
1971 |
| details |
Oligocene |
Miocene |
Brazil |
Regali,M.S.P. et al. Palynology of Mesozoic-Cenozoic Sediments of Brazil (I and II). (Vol. 17(3), Pages: 177-191). (Vol.17(4), Pages: 263-301.) |
1974 |