| original |
Middle Midway |
Sabinian |
South Carolina |
Frederiksen,N.O. et al. Taxonomy and biostratigraphy of Late Cretaceous and Paleogene Triatriate pollen from South Carolina. |
1978 |
| details |
Paleocene |
Eocene |
South Carolina |
Frederiksen,N.O. Paleogene sporomorphs from South Carolina and quantitative correlations with the Gulf Coast. |
1980 |
| details |
Middle Miocene |
|
Massachusetts |
Frederiksen,N.O. Stratigraphic, paleoclimatic and paleobiogeographic significance of Tertiary sporomorphs from Massachusetts |
1984 |
| details |
Sabinian |
Claiborne |
USA(Gulf Coast) |
Frederiksen,N.O. Sporomorph biostratigraphy, floral changes, and paleoclimatology, Eocene and Earliest Oligocene of the eastern Gulf Coast. |
1988 |
| details |
Middle Midway |
Sabinian |
South Carolina |
Frederiksen,N.O. Sporomorph biostratigraphy, floral changes, and paleoclimatology, Eocene and Earliest Oligocene of the eastern Gulf Coast. |
1988 |
| details |
Midway |
|
South Carolina |
Frederiksen,N.O. Midwayan (Paleocene) pollen correlations in the eastern United States |
1991 |
| details |
Midway |
Early Sabinian |
Alabama |
Frederiksen,N.O. Midwayan (Paleocene) pollen correlations in the eastern United States |
1991 |
| details |
Midway |
Early Sabinian |
Missouri |
Frederiksen,N.O. Midwayan (Paleocene) pollen correlations in the eastern United States |
1991 |
| details |
Midway |
|
Georgia |
Frederiksen,N.O. Midwayan (Paleocene) pollen correlations in the eastern United States |
1991 |