| original |
Late Cretaceous |
|
Colorado |
Gies,T.F. Palynology of sediments boardering some Upper Cretaceous strand lines in Northwestern Colorado. |
1972 |
| details |
Late Cenomanian |
Recent |
Nd |
Jarzen,D.M. The occurrence of Gunners pollen in the fossil record. |
1980 |
| details |
Late Cretaceous |
|
USA |
Leffingwell,H.A. et al. Transmission and Scanning Electron Microscopy of some fossil pollen from the Upper Cretaceous deposits of the Western Unted States |
1971 |
| details |
Maastrichtian |
|
Montana |
Newman,K.R. A review of Jurassic, Cretaceous, and Paleocene stratigraphic palynology in Montana. |
1972 |
| details |
Late Maastrichtian |
Early Paleocene |
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 |
Maastrichtian |
Danian |
Texas |
Evitt,W.R. Maestrichtian Aquilapollenites in Texas, Maryland, and New Jersey. |
1973 |
| details |
Maastrichtian |
|
North Dakota |
Bergad,R.D. Palynology of the Hell Creek Formation (Maastrichtian) in South-Central North Dakota. |
1974 |
| details |
Maastrichtian |
|
Montana |
Robertson,E.B. et al. Marsypiletes Robertson 1973, emend. An index angiosperm pollen from the Maestrichtian of Western North America. |
1978 |
| details |
Maastrichtian |
|
Canada(Saskatchewan) |
Robertson,E.B. et al. Marsypiletes Robertson 1973, emend. An index angiosperm pollen from the Maestrichtian of Western North America. |
1978 |
| details |
Maestrichtian |
|
Montana |
Rigby,J.K.,Jr. et al. Dinosaurs from the Paleocene Part of the Hell Creek Formation, McCone Country, Montana. |
1987 |
| details |
Late Maastrichtian |
|
Wyoming |
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 |
| details |
Late Maestrichtian |
|
Canada(Alberta) |
Lerbekmo,J.F. et al. Magnetobiostratigraphy of Late Maestrichtian to Early Paleocene strata of the Hand Hills, South Central Alberta, Canada. |
1995 |
| details |
Late Maestrichtian |
|
Canada(Alberta) |
Lerbekmo,J.F. et al. A normal polarity subchron that embraces the K/T Boundary: A measure of sedimentary continuity across the boundary and synchroneity of boundary events. (In: The Cretaceous-Tertiary Events and other Catastrophes in Earth History. G.Ryder et al, editors) |
1996 |
| details |
Late Maestrichtian |
|
Canada(Saskatchewan) |
Lerbekmo,J.F. et al. A normal polarity subchron that embraces the K/T Boundary: A measure of sedimentary continuity across the boundary and synchroneity of boundary events. (In: The Cretaceous-Tertiary Events and other Catastrophes in Earth History. G.Ryder et al, editors) |
1996 |
| details |
Late Maestrichtian |
|
Montana |
Lerbekmo,J.F. et al. A normal polarity subchron that embraces the K/T Boundary: A measure of sedimentary continuity across the boundary and synchroneity of boundary events. (In: The Cretaceous-Tertiary Events and other Catastrophes in Earth History. G.Ryder et al, editors) |
1996 |
| details |
Early Maestrichtian |
Early Paleocene |
Colorado |
Newman,K.R. Biostratigraphic correlation of Cretaceous-Tertiary Boundary Rio Colorado to 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 |
Late Maestrichtian |
|
Montana |
Sweet,A.R. et al. Sequential palynological changes across the composite Cretaceous - Tertiary (K/T) Boundary claystone and contiguous strata, western Canada and Montana, U.S.A. |
1999 |