| 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 |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 5. Supplement to all Groups (Turmae). |
1970 |
| details |
Maastrichtian |
|
Colombia |
Sol© de Porta,N. Palynology of the Cimarrona Formation (Maaestrichtian) in the South of the Middle Valley of the Magdalena, Colombia. |
1972 |
| details |
Early Eocene |
Middle Eocene |
Colombia |
de Porta,J. Stratigraphic Lexicon. Colombia:(Part Two). Tertiary and Quaternary. |
1974 |
| details |
Middle Miocene |
|
India(Himachal Pradesh) |
Mathur,K. et al. Occurrence of marine Miocene microfossils in Cheri Well, Himachal Pradesh, India. |
1991 |