| original |
Late Oligocene |
Early Miocene |
Colombia |
Dueбas-Jimenez,H. Study of the palynology of well Pozo Qe-22, Late Oligocene and Early Miocene, Planeta Rica, northern Columbia. |
1979 |
| original |
Late Oligocene |
Early Miocene |
Colombia |
Dueбas-Jimenez,H. Palynology of Oligocene-Miocene strata of borehole Q-E-22, Planeta Rica, northern Colombia. |
1980 |
| details |
Late Oligocene |
|
Brazil(Sao Paulo) |
de Lima,M.R. et al. Palynological study of the Lignitic Coal Beds of the Cacapava Formation, Taubate Basin, of the Tertiary of the State of Sao Paulo, Brazil. |
1985 |
| details |
Oligocene |
Early Miocene |
Colombia |
Dueбas-Jimenez,H. Geology and palynology of the Cienaga de Oro Formation, Caribe Region, Columbia. |
1986 |
| details |
Early Miocene |
|
Argentina(Patagonia) |
Barreda,V.D. et al. Minosoideae (Legreminosae) occurrences in the Early Miocene of Patagonia (Argentina) |
1992 |
| details |
Early Miocene |
Middle Miocene |
Argentina(Chubut) |
Barreda,V.D. Pollen and spores biostratigraphy of the Chenque Formation, Late Oligocene?-Miocene from Chubut and Santa Cruz Provinces, Patago Argentina |
1996 |
| details |
Nd |
|
Nd |
Barreda,V.D. Palynomorph assemblage of the Chenque Formation, Late Oligocene-Miocene from Golfo San Jorge Basin, Patagonia, Argentina. Part Polycolpate and Tricolporate pollen |
1997 |
| details |
Late Oligocene |
Early Miocene |
Argentina(Santa Cruz) |
Barreda,V.D. et al. Palynostratigraphy of Late Oligocene-Miocene deposits in the southern San Jose Gulf area, Santa Cruz Prozince. |
2000 |