| original |
Albian |
|
Canada(Alberta) |
Brideaux,W.W. Palynology of the Lower Colorado Group (Late Lower Cretaceous) and its lithological equivalents in central and west-central Alberta, Canada. |
1968 |
| original |
Late Albian |
|
Canada(Alberta) |
Singh,C. Lower Cretaceous microfloras of the Peace River area, Northwestern Canada, (Alberta). |
1971 |
| original |
Early Aptian |
Late Aptian |
Senegal |
Jain,K.P. et al. Cretaceous microplankton from Senegal Basin, West Africa. Part 2. Systematics and biostratigraphy. |
1975 |
| original |
Middle Jurassic |
Late Jurassic |
Greenland |
Fensome,R.A. Dinoflagellate cysts and acritarchs from the Middle and Upper Jurassic of Jameson Island, East Greenland. |
1979 |
| original |
Middle Berriasian |
Middle Albian |
Canada(British Columbia) |
Broatch,J. Palynological zonation and correlation of the Peace River Coalfield northeastern British Columbia: An update. |
1986 |