| details |
Paleocene |
|
Canada(Saskatchewan) |
Jarzen,D.M. Angiosperm pollen from the Ravenscrag Formation (Paleocene), Southern Saskatchewan, Canada. |
1982 |
| details |
Maestrichtian |
|
Texas |
Kumar,A. Palynological study of the sediments across the K/T Boundary in Texas, USA. |
1992 |
| details |
Maastrichtian |
|
Texas |
Kumar,A. Palynostratigraphy and palaeoecology of the Navarro Group, (Maestrichtian), of Texas, USA. |
1979 |
| original |
Maastrichtian |
|
Canada(Alberta) |
Srivastava,S.K. Assorted angiosperm pollen from the Edmonton Formation, (Maestrichtian), Alberta, Canada. |
1969 |
| details |
Maastrichtian |
|
Canada(Alberta) |
Srivastava,S.K. Pollen biostratigraphy and paleoecology of the Edmonton Formation, (Maestrichtian), Alberta, Canada. |
1970 |
| details |
Maastrichtian |
|
North Dakota |
Bergad,R.D. Palynology of the Hell Creek Formation (Maastrichtian) in South-Central North Dakota. |
1974 |
| details |
Late Maestrichtian |
|
Texas |
Srivastava,S.K. Dinocyst biostratigraphy of Santonian-Maestrichtian Formations of the western Gulf Coastal Plain, South United States. |
1995 |
| details |
Late Cretaceous |
|
Colorado |
Gies,T.F. Palynology of sediments boardering some Upper Cretaceous strand lines in Northwestern Colorado. |
1972 |