| original |
Late Eocene |
Oligocene |
England(Berkshire) |
Erdtman,G. On three new genera from the Lower Headon Beds, Berkshire. |
1960 |
| details |
Late Eocene |
|
England |
Krutzsch,W. On the recognition of Pre-Quaternary Periporate pollenforms |
1966 |
| details |
Oligocene |
|
England |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 4. Supplement to all Groups, (Turmae). |
1966 |
| details |
Claiborne |
|
Tennessee |
Elsik,W.C. et al. Palynology and age of clays exposed in Lawrence Clay Pit, Henry County, Tennessee. |
1974 |
| details |
Auversian |
Stampian |
England(Isle of Wight) |
Gruas-Cavagnetto,C. Palynological study of the Paleogene in Southern England. |
1976 |
| details |
Auversian |
Stampian |
England(Sussex) |
Gruas-Cavagnetto,C. Palynological study of the Paleogene in Southern England. |
1976 |
| details |
Jackson |
|
USA(Gulf of Mexico) |
Frederiksen,N.O. Affinities of Late Eocene spores and pollen grains from southeastern North America. |
1977 |
| details |
Middle Eocene |
Early Oligocene |
Mississippi |
Frederiksen,N.O. Sporomorphs from the Jackson Group, (Upper Eocene) and adjacent strata of Mississippi and western Alabama. |
1980 |
| details |
Middle Eocene |
Early Oligocene |
Alabama |
Frederiksen,N.O. Sporomorphs from the Jackson Group, (Upper Eocene) and adjacent strata of Mississippi and western Alabama. |
1980 |
| details |
Late Mariposan |
Ludian |
France(Paris Basin) |
Chўteauneuf,J.-J. Palynostratigraphy and paleoclimatic of the Late Eocene-Oligocene of the Paris Basin France |
1980 |
| details |
Late Eocene |
|
Missouri |
Frederiksen,N.O. et al. Biostratigraphy and paleoecology of Lower Paleozoic, Upper Cretaceous and Lower Tertiary rocks in U.S.Geological Survey New Madrid test wells, southeastern Missouri. |
1982 |
| details |
Late Eocene |
|
Canada(British Columbia) |
Rouse,G.E. et al. Palynology and geochronology of Eocene beds from Cheslatta Falls and Nazko areas, central British Columbia. |
1988 |
| details |
Claiborne |
Early Vicksburg |
USA(Gulf Coast) |
Frederiksen,N.O. Sporomorph biostratigraphy, floral changes, and paleoclimatology, Eocene and Earliest Oligocene of the eastern Gulf Coast. |
1988 |
| details |
Late Eocene |
|
Canada(British Columbia) |
Rouse,G.E. et al. A palynological and geochronological investigation of Mesozoic and Cenozoic rocks in the Chilcotin-Nechako Region of Central British Columbia. (In: Frontier Geoscience Program Cordilleran and offshore Basins, British Columbia) |
1990 |
| details |
Early Oligocene |
|
Mississippi |
Oboh,F.E. et al. Early Oligocene palynosequences in the eastern Gulf Coast, USA. |
1994 |
| details |
Early Oligocene |
|
Alabama |
Oboh,F.E. et al. Early Oligocene palynosequences in the eastern Gulf Coast, USA. |
1994 |
| details |
Rupelian |
|
Mississippi |
Oboh,F.E. et al. Correlation between Sequoia type pollen and Lower Oligocene transgressive deposits in the eastern Gulf Coast. |
1995 |