| details |
Early Cretaceous |
|
Oklahoma |
Wingate,F.H. Palynology of the Denton Shale (Lower Cretaceous), of southeastern Oklahoma. |
1974 |
| details |
Maastrichtian |
|
North Dakota |
Bergad,R.D. Palynology of the Hell Creek Formation (Maastrichtian) in South-Central North Dakota. |
1974 |
| details |
Late Santonian |
|
Russia(Taymyr) |
Khomentovskii,O.V. et al. Santonian-Campanian boundary in northern Siberia |
1999 |
| details |
Bajocian |
|
USSR(Kazakh SSR) |
Kruchinina,N.V. et al. Palynostratigraphy of Jurassic deposits. (In: Practical Palynostratigraphy. L.A. Panova et al, editors) |
1990 |
| details |
Albian |
|
USSR(Kazakh SSR) |
Kruchinina,N.V. et al. Palynostratigraphyof Cretaceous deposits. (In: Practical Palynostratigraphy. L.A. Panova et al, editors) |
1990 |
| details |
Early Cretaceous |
|
China(Liaoning) |
Pu,R. et al. Mesozoic sporo-pollen assemblages in Western Lliaoning and their stratigraphical significance. (In: Mesozoic stratigraphy and palaeontology of Western Liaoning. L.Zhang et al, editor) |
1985 |
| details |
Turonian |
|
|
Bujak Davies Group Palynological analysis of 48 outcrop samples from the Colville River and Ivishak River areas, Northern Alaska. |
1989 |
| details |
Early Campanian |
|
Canada(Arctic) |
Nкбez-Betelu,L.K. et al. Uppermost Albian-Campanian palynological biostratigraphy of Axel Heiberg and Ellesmere Islands (Canadian Arctic). |
1992 |