details |
Early Campanian |
|
New Mexico |
Jameossanaie,A. Palynology and age of South Hospah coal-bearing deposits, McKinley County, New Mexico. |
1987 |
details |
Late Santonian |
Early Campanian |
Montana |
Tysdal,R.G. et al. The Livingston Formation in the Madison Range of Southwestern Montana. |
1987 |
details |
Early Eocene |
|
Wyoming |
Nichols,D.J. Palynology of the Vermillion Creek Coal Bed and associated strata. (In: Geological Investigations of the Vermillion Creek Coal Bed in the Eocene Niland Tongue of the Wasatch Formation, Sweetwater County, Wyoming. H.W. Roehler and P.L. Martin, editors) |
1987 |
details |
Campanian |
|
Wyoming |
Kirschbaum,M.A. et al. Geologic history and palynologic dating of Paleocene Deposits, western rock Springs Uplift Sweetwater County, Wyoming. |
1988 |
details |
Late Coniacian |
Santonian |
Wyoming |
Bryant,B. et al. Late Mesozoic and Early Tertiary reactivation of an ancient crustal boundary along the Uinta Tend and its interaction with the Sevier Orogenic Belt. (In: Interaction of the Rocky Mountain Foreland and the Cordilleran Thrust Belt. C.Schmidt and W.Perry, editors) |
1988 |
details |
Late Coniacian |
Santonian |
Utah |
Bryant,B. et al. Late Mesozoic and Early Tertiary reactivation of an ancient crustal boundary along the Uinta Tend and its interaction with the Sevier Orogenic Belt. (In: Interaction of the Rocky Mountain Foreland and the Cordilleran Thrust Belt. C.Schmidt and W.Perry, editors) |
1988 |
details |
Late Campanian |
Early Maastrichtian |
Utah |
Franczyk,K.J. et al. Sedimentology, mineralogy, palynology and depositional history of some Upper most Cretaceous and Lowermost Tertiary rocks along the Utah Book and Roan Cliffs East of the Green River. (In: Evolution of Sedimentary Basins. A.C.Hoffman, Project Coordinator) |
1990 |
details |
Maastrichtian |
|
North Dakota |
Nichols,D.J. et al. Plant microfossil record of the terminal Cretaceous event in the Western United States and Canada. (In: Global catastrophes in earth history; An interdiciplinary conference on impacts, volcanism and mass mortality. V.L.Sharton et al, editors) |
1990 |
details |
Early Paleocene |
|
Wyoming |
Nichols,D.J. et al. Plant microfossil record of the terminal Cretaceous event in the Western United States and Canada. (In: Global catastrophes in earth history; An interdiciplinary conference on impacts, volcanism and mass mortality. V.L.Sharton et al, editors) |
1990 |
details |
Maastrichtian |
|
Colorado |
Kauffman,E.G. et al. The Cretaceous-Tertiary boundary interval at South Table Mountain, near Golden, Colorado. (In: Extinction events in earth history. IGCP, Proceeding of Project 216. E.G.Kauffman and O.H.Walliser, editors) |
1990 |
details |
Late Maastrichtian |
|
North America |
Nichols,D.J. et al. Palynological evidence of effects of the terminal Cretaceous event on terrestrial floras in Western North America. (In: Extinction events in earth history. IGCP, Proceeding of Project 216. E.G.Kauffman and O.H.Walliser, editors) |
1990 |
details |
Late Santonian |
Campanian |
Montana |
Tysdal,R.G. et al. Biostratigraphic correlation of Santonian and Campanian Formations in the northwestern part of Yellowstone National Park, and the Madison range and Livingston Area of Southwestern Montana. (In: Contributions to Late Cretaceous stratigraphy and paleontology, Western Montana. T.S.Dyman, editor) |
1991 |
details |
Santonian |
|
Canada(Saskatchewan) |
Gilboy,C.F. et al. Preliminary palynological investigations of the Upper Cretaceous strata, southwestern Saskatchewan. |
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 |
Maastrichtian |
|
Wyoming |
Nichols,D.J. et al. A new Cretaceous-Tertiary boundary locality in the Western Powder River Basin, Wyoming; Biological and geological implications. |
1992 |
details |
Maestrichtian |
Paleocene |
Texas |
Kumar,A. Palynological study of the sediments across the K/T Boundary in Texas, USA. |
1992 |
details |
Late Maastrichtian |
|
Montana |
Nichols,D.J. et al. Biostratigraphy of Upper Cretaceous non-marine palynofloras in a north-south transect of the Western Interior Basin. (In: Evolution of the Western Interior Basin) |
1993 |