details |
Danian |
Ypresian |
Virginia |
Frederiksen,N.O. Paleogene sporomorph biostratigraphy, Northeastern Virginia. |
1979 |
details |
Thanetian |
Ypresian |
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 |
Danian |
Ypresian |
Virginia |
Frederiksen,N.O. Rates of floral turnover and diversity change in the fossil record. |
1991 |
details |
Maastrichtian |
Thanetian |
South Carolina |
Frederiksen,N.O. et al. Taxonomy and biostratigraphy of Late Cretaceous and Paleogene Triatriate pollen from South Carolina. |
1978 |
details |
Selandian |
Thanetian |
Georgia |
Frederiksen,N.O. Pollen biostratigraphy of Lower Tertiary sediments from five cores from Screven and Burke Counties, Georgia. |
2001 |
details |
Maestrichtian |
Paleocene |
Texas |
Kumar,A. Palynological study of the sediments across the K/T Boundary in Texas, USA. |
1992 |
details |
Turonian |
Paleocene |
North America |
Lupia,R. Discordant morphological disparity and taxonomic diversity during the Cretaceous angiosperm radiation: North American pollen record. |
1999 |
details |
Early Paleocene |
Middle Paleocene |
New Mexico |
Fassett,J.E. et al. Dinosaurs, pollen and spores and the age of the Ojo Alamo Sandstone, San Juan Basin, New Mexico. (In: The Cretaceous-Tertiary Boundary in the San Juan and Raton Basins, New Mexico and Colorado. J.E. Fassett and J.K.Rigby, editors) |
1987 |
details |
Early Paleocene |
Middle Paleocene |
North Dakota |
Nichols,D.J. Biostratigraphy, Williston Basin. In: Resource assement of selected Tertiary coal beds and zone in the northern Rocky Mountains and Great Plains regions. |
1999 |
details |
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 |
Campanian |
Maastrichtian |
Mexico(Coahuila) |
M©dus,J. et al. Normapolles of the Upper Cretaceous of Piedras Negras, (Coahuila, Mexico). |
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 |
Danian |
Lutetian |
Georgia |
Frederiksen,N.O. Lower Tertiary sporomorph biostratigraphy |
1980 |
details |
Danian |
Lutetian |
Alabama |
Frederiksen,N.O. Lower Tertiary sporomorph biostratigraphy |
1980 |
details |
Danian |
Late Ypresian |
Virginia |
Gibson,T.G. et al. Biostratigraphy of the Tertiary strata of the core. |
1980 |
details |
Early Thanetian |
Late Selandian |
Scotland(Isle of Skye) |
Jolley,D.W. Palaeosurface palynofloras of the Skye Lava Field and the age of British Tertiary Volcanic Province. (In: Palaeosurfaces: Recognition, Reconstruction and Palaeoenvironmental, Interpretation. M. Widdowson, editor) |
1997 |
details |
Early Thanetian |
Late Selandian |
Scotland(Isle of Skye) |
Jolley,D.W. Palaeosurface palynofloras of the Skye Lava Field and the age of British Tertiary Volcanic Province. (In: Palaeosurfaces: Recognition, Reconstruction and Palaeoenvironmental, Interpretation. M. Widdowson, editor) |
1997 |