| details |
Late Meramecian |
Chesterian |
Canada(NWT) |
Braman,D.R. et al. Palynology and paleoecology of the Mattson Formation, northwest Canada. |
1977 |
| details |
Late Pliensbachian |
Toarcian |
Canada(Arctic) |
Suneby,L.B. et al. Palynological zonation of the Heiberg Formation (Triassic-Jurassic) eastern Sverdrup Basin, Arctic Canada. |
1988 |
| details |
Norian |
|
USSR(Moscow Basin) |
Romanovskaya,G.M. et al. Palynostratigraphy of Triassic deposits. (In: Practical Palynostratigraphy. L.A. Panova et al, editors) |
1990 |
| details |
Early Visean |
Middle Visean |
Alaska |
Ravn,R.L. Miospores of the Kekiktuk Formation (Lower Carboniferous), Endicott Field Area, Alaska North Slope. |
1991 |
| details |
Sabinian |
|
Louisiana |
Gregory,W.A. et al. Towards a predictive model for the palynologic response to sea-level changes. |
1992 |