| details |
Late Barremian |
Early Albian |
Colorado |
Tschudy,R.H. et al. Palynological evaluation of Cedar Mountain and Burro Canyon Formations, Colorado Plateau. |
1984 |
| details |
Neocomian |
|
Libya |
Thusu,B. et al. Early Cretaceous (Neocomian-Cenomanian) palynomorphs. (In: Palynology of Northeast Libya. B.Thusu and B.Owens, editors) |
1985 |
| details |
Early Albian |
Middle Albian |
Canada(British Columbia) |
Broatch,J. Palynological zonation and correlation of the Peace River Coalfield northeastern British Columbia: An update. |
1986 |
| details |
Late Aptian |
|
England(Wiltshire) |
Hesselbo,S.P. et al. Stratigraphic relations of the Lower Greensand, (Lower Cretaceous) of the Calne area, Wiltshire. |
1990 |
| details |
Late Albian |
|
Wyoming |
Ravn,R.L. Miospores from the Muddy Sandstone, (Upper Albian), Wind River Basin, Wyoming, USA. |
1995 |
| details |
Middle Cenomanian |
|
Iowa |
Ravn,R.L. et al. The palynostratigraphy of the Dakota Formation, (?Late Albian-Cenomanian) in its type area, northwestern Iowa and northeastern Nebraska, USA. |
1995 |
| details |
Middle Albian |
Late Albian |
Canada(NWT,Mackenzie) |
Sweet,A.R. et al. Paleontology and diamonds: Geological environments associated with kimberlite emplacement, Lac de Gras, Northwest Territories, canada. |
2003 |