| original |
Middle Eocene |
|
Colombia |
Gonzalez-Guzman,A.E. A palynological study on the Upper Los Cuervos and Mirador Formations (Lower and Middle Eocene;Tibu area, Colombia) |
1967 |
| details |
Eocene |
|
Colombia |
Schuler,M. et al. Palynologic observations in the Amaga Basin (Colombia). |
1970 |
| details |
Eocene |
|
Colombia |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 5. Supplement to all Groups (Turmae). |
1970 |
| details |
Eocene |
Oligocene |
Colombia |
de Porta,J. Stratigraphic Lexicon. Colombia:(Part Two). Tertiary and Quaternary. |
1974 |
| details |
Eocene |
|
Chile |
Troncoso Aguilar,A. et al. Palynological study of three cores from the Rio Blanco No.1 Bore, (Osorno, Chile). |
1979 |
| details |
Early Miocene |
Middle Miocene |
Colombia |
Hoorn,C. et al. Fluvial palaeoenvironments in the intracratonic Amazonas Basin (Early Miocene - Early Middle Miocene, Colombia). |
1994 |