| details |
Aptian |
|
Utah |
Gupta,S. et al. Palynological age of the upper part of the Brushy Basin Member of the Morrison Formation near Blanding, southeastern Utah, USA. |
1979 |
| details |
Middle Albian |
Late Albian |
Canada(Alberta) |
Singh,C. Lower Cretaceous microfloras of the Peace River area, Northwestern Alberta. |
1971 |
| details |
Middle Albian |
|
Canada(Alberta) |
Singh,C. Lower Cretaceous microfloras of the Peace River area, Northwestern Alberta. |
1971 |
| details |
Cenomanian |
|
USSR(WSL) |
Singh,C. Lower Cretaceous microfloras of the Peace River area, Northwestern Alberta. |
1971 |