original |
Danian |
Thanetian |
Virginia |
Frederiksen,N.O. Paleogene sporomorph biostratigraphy, Northeastern Virginia. |
1979 |
details |
Early Danian |
Late Thanetian |
Virginia |
Gibson,T.G. et al. Biostratigraphy of the Tertiary strata of the core. |
1980 |
details |
Paleocene |
|
South Carolina |
Frederiksen,N.O. Paleogene sporomorphs from South Carolina and quantitative correlations with the Gulf Coast. |
1980 |
details |
Early Paleocene |
|
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 |
Wilcox |
|
Georgia |
Cofer,H.E. et al. Paleoenvironment and age of Kaolin Deposits in the Andersonville District, Georgia. |
1982 |
details |
Thanetian |
|
Virginia |
Frederiksen,N.O. Lower Tertiary pollen biostratigraphy Maryland and Virginia. (In: Cretaceous and Tertiary Stratigraphy, Paleontology and Structure, Southwestern Maryland and Northeastern Virginia. N.O.Frederiksen and K.Krafft, editors) |
1984 |
details |
Sabinian |
|
USA(Gulf Coast) |
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 |
Missouri |
Frederiksen,N.O. Midwayan (Paleocene) pollen correlations in the eastern United States |
1991 |
details |
Danian |
Thanetian |
Virginia |
Frederiksen,N.O. Rates of floral turnover and diversity change in the fossil record. |
1991 |
details |
Late Paleocene |
Early Eocene |
Georgia |
Frederiksen,N.O. Upper Paleocene and Lowermost Eocene Angisperm pollen biostratigraphy of the eastern Gulf coast and Virginia |
1998 |
details |
Late Paleocene |
Early Eocene |
Georgia |
Frederiksen,N.O. Upper Paleocene and Lowermost Eocene Angisperm pollen biostratigraphy of the eastern Gulf coast and Virginia |
1998 |
details |
Late Paleocene |
Early Eocene |
Alabama |
Frederiksen,N.O. Upper Paleocene and Lowermost Eocene Angisperm pollen biostratigraphy of the eastern Gulf coast and Virginia |
1998 |
details |
Late Paleocene |
Early Eocene |
Alabama |
Frederiksen,N.O. Upper Paleocene and Lowermost Eocene Angisperm pollen biostratigraphy of the eastern Gulf coast and Virginia |
1998 |
details |
Late Paleocene |
Early Eocene |
Mississippi |
Frederiksen,N.O. Upper Paleocene and Lowermost Eocene Angisperm pollen biostratigraphy of the eastern Gulf coast and Virginia |
1998 |
details |
Late Paleocene |
Early Eocene |
Mississippi |
Frederiksen,N.O. Upper Paleocene and Lowermost Eocene Angisperm pollen biostratigraphy of the eastern Gulf coast and Virginia |
1998 |
details |
Late Paleocene |
Early Eocene |
Virginia |
Frederiksen,N.O. Upper Paleocene and Lowermost Eocene Angisperm pollen biostratigraphy of the eastern Gulf coast and Virginia |
1998 |