| details |
Early Oligocene |
|
Alaska |
Marincovich,L.,Jr. et al. Oligocene age of strata on Unga Island, Shumagin Islands, Southwestern Alaska. (In: Geologic Studies in Alaska by the United States Geological Survey. J.H. and J.P.Galloway, editors) |
1991 |
| details |
Late Campanian |
|
Utah |
Eaton,J.G. Biostratigraphic framework for the Upper Cretaceous rocks of the Kaiparowits Plateau, south Utah. (In: Stratigraphy, Depositional Environments and Sedimentary Tectonics of the Western Margin, Cretaceous Western Interior Seaway. J.D.Nations and J.G.Eaton, editors) |
1991 |
| details |
Santonian |
Campanian |
Canada(British Columbia) |
Rouse,G.E. et al. Palynology of Cretaceous and Tertiary strata of Georgia Basin, Southwestern British Columbia. (In: Frontier Geoscience Program Cordilleran and offshore Basins, British Columbia) |
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 |
Late Paleocene |
Eocene |
China(Inner Mongolia) |
Song,Z.-C. et al. Geological age of the Caomuhao Gypsum Mine in Otog Banner, Nei Mongol with review of research on fossil Proteaceous pollen in China. |
1990 |
| details |
Paleocene |
|
Montana |
Lofgren,D.L. et al. Reworking of Cretaceous dinosaurs into Paleocene channel deposits, Upper Hell Creek Formation, Montana. |
1990 |
| details |
Middle Campanian |
Late Campanian |
Canada(Saskatchewan) |
Eberth,D.A. et al. Stratigraphy, sedimentology and vertebrate paleontology of the Judith River Formation (Campanian) near Muddy Lake, westcentral Saskatchewan. |
1990 |
| details |
Late Maastrichtian |
|
Canada(Alberta) |
Sweet,A.R. et al. Palynofloral response to K/T Boundary Events; A transitory interruption within a dynamic system. (In: Global catastrophes in earth history; An interdiciplinary conference on impacts, volcanism and mass mortality. V.L.Sharton et al, editors) |
1990 |
| details |
Ypresian |
Lutetian |
California |
Frederiksen,N.O. Eocene sporomorph biostratigraphy of Southern California |
1989 |
| details |
Early Campanian |
|
Canada(Alberta) |
Sweet,A.R. et al. A distinctive terrestrial palynofloral assemblage from the Lower Campanian Chungo Member, Wapiabi Formation, southwestern Alberta; A key to regional correlations. (In: Contributions to Canadian Coal Geoscience) |
1989 |
| details |
Early Campanian |
|
Canada(Alberta) |
Sweet,A.R. et al. A distinctive terrestrial palynofloral assemblage from the Lower Campanian Chungo Member, Waipiabi Formation, southwestern Alberta; A key to regional correlations. (In: Contributions to Canadian Coal Geoscience) |
1989 |
| details |
Late Maastrichtian |
|
Alaska |
Frederiksen,N.O. et al. Palynology of Maestrichtian and Paleocene rocks, Lower Colville River Region, North Slope of Alaska. |
1988 |
| details |
Maastrichtian |
|
Canada |
Lerbekmo,J.F. et al. The relationship between the Iridium anomaly and palynological flora events at three Cretaceous-Tertiary boundary localities in Western Canada |
1987 |
| details |
Early Campanian |
|
New Mexico |
Jameossanaie,A. Palynology and age of South Hospah coal-bearing deposits, McKinley County, New Mexico. |
1987 |
| details |
Maastrichtian |
|
Wyoming |
Farabee,M.J. et al. Stratigraphic palynology of the lower part of the Lance Formation, (Maestrichtian) of Wyoming. |
1986 |
| details |
Cretaceous |
Tertiary |
USA(Midwest) |
Tschudy,R.H. et al. Extinction and survival of plant life following the Cretaceous/Tertiary boundary event, Western Interior, North America. |
1986 |
| details |
Middle Eocene |
|
Poland |
Kedves,M. Paleogene fossil sporomorphs of the Bakony Mountains.Part IV |
1986 |