| details |
Eocene |
Oligocene |
Bolivia |
Horton,B.K. et al. Paleogene synorogenic sedimentation in the Altiplano plateau and implications for initial mountain building in the central Andes. |
2001 |
| original |
Late Barremian |
Early Aptian |
Brazil |
Arai,M. et al. Chronostratigraphic significance of microfloral assemblages from the Lower Cretaceous of Brazil |
1989 |
| details |
Valanginian |
Hauterivian |
Brazil |
Volkheimer,W. Upper Jurassic and Lower Cretaceous microfloras of Latin America. |
1980 |
| details |
Early Cretaceous |
|
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 |