| details |
Late Meramecian |
Chesterian |
Canada(NWT) |
Braman,D.R. et al. Palynology and paleoecology of the Mattson Formation, northwest Canada. |
1977 |
| details |
Hauterivian |
Albian |
Canada(NWT) |
Braman,D.R. et al. Palynology and paleoecology of the Mattson Formation, northwest Canada. |
1977 |
| details |
Hauterivian |
Albian |
Canada(NWT) |
Braman,D.R. et al. Palynology and paleoecology of the Mattson Formation, northwest Canada. |
1977 |
| details |
Early Cretaceous |
|
Canada(NWT,Mackenzie) |
Braman,D.R. et al. Source of Lower Cretaceous Sandstone Jackfish Gap, NWT. |
1977 |
| details |
Westphalian |
|
USSR(Ukrainian SSR) |
Braman,D.R. et al. Palynology and paleoecology of the Mattson Formation, northwest Canada. |
1977 |