| details |
Late 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 Eocene |
Early Oligocene |
Mississippi |
Frederiksen,N.O. Sporomorphs from the Jackson Group, (Upper Eocene) and adjacent strata of Mississippi and western Alabama. |
1980 |
| details |
Late 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 Campanian |
Maastrichtian |
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 |
|
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 |
Middle Eocene |
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 Campanian |
Maastrichtian |
Tennessee |
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 Campanian |
Maastrichtian |
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 |
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 Maastrichtian |
Late Maastrichtian |
Alaska(North Slope) |
Frederiksen,N.O. Pollen zonation and correlation of Maastrichtian marine beds and associated strata, Ocean Point Dinosaur locality, North Slope, Alaska. (In: Evolution of Sedimentary Basins. A.C.Hoffman, Project Coordinator) |
1990 |
| details |
Middle Maastrichtian |
Late Maastrichtian |
Alaska(North Slope) |
Frederiksen,N.O. Pollen zonation and correlation of Maastrichtian marine beds and associated strata, Ocean Point Dinosaur locality, North Slope, Alaska. (In: Evolution of Sedimentary Basins. A.C.Hoffman, Project Coordinator) |
1990 |
| details |
Nd |
|
Nd |
Frederiksen,N.O. et al. Taxonomy and biostratigraphy of Late Cretaceous and Paleogene Triatriate pollen from South Carolina. |
1978 |
| details |
Maestrichtian |
Eocene |
Alaska(North Slope) |
Frederiksen,N.O. et al. Palynological dating of Upper Cretaceous to Middle Eocene strata in the Sagavanirktok and Canning Formation, North Slope of Alaska. |
1998 |
| details |
Middle Campanian |
Maestrichtian |
Georgia |
Frederiksen,N.O. et al. Palynomorph biostratigraphy and paleoecology of Upper Cretaceous sediments from four cores from Screven and Burke Counties, Georgia. |
2001 |
| details |
Early Eocene |
Middle Eocene |
Alaska(North Slope) |
Frederiksen,N.O. et al. Palynology of Eocene strata in the Sagavanirktok and Canning Formations on the North Slope of Alaska. |
2002 |
| original |
Late Miocene |
|
Czechoslovakia |
Gabriel,M. et al. The Miocene in Bore Vidnava, Z-1. |
1982 |
| details |
Eocene |
|
Hungary |
Gidai,L. The facies of the Eocene in the Region of many Szomor-Zsambek and of Bajna |
1971 |