| original |
Middle Albian |
Late Albian |
Canada(Alberta) |
Norris,G. Spores and pollen from the Lower Colorado (Albian-?Cenomanian) of Central Alberta. |
1967 |
| original |
Early Aptian |
|
Romania |
Antonescu,E. Characteristic palynologic assemblages of some Cretaceous formations in the Metalici Mountains. |
1973 |
| original |
Aptian |
Early Santonian |
Romania |
Antonescu,E. Characteristic palynologic assemblages of some Cretaceous Formations in the Metaliferi Mountains. |
1973 |
| original |
Barremian |
Aptian |
Canada(Eastern Offshore) |
Allen,R.P. Palynology of the Lower Cretaceous Naskapi Shale, Scotian Shelf. |
1977 |
| original |
Nd |
|
Nd |
Fensome,R.A. Miospores from the Jurassic-Cretaceous boundary beds, Aklavik Range, Northwest Territories, Canada. (Incorporating taxonomic reviews of several Groups of Mid-Late Mesozoic miospores) |
1983 |