| original |
Chesterian |
|
Illinois |
Hoffmeister,W.S. et al. Mississippian plant spores from the Hardinsburg Formation of Illinois and Kentucky. |
1955 |
| original |
Chesterian |
|
Kentucky |
Hoffmeister,W.S. et al. Mississippian plant spores from the Hardinsburg Formation of Illinois and Kentucky. |
1955 |
| details |
Late Mississippian |
Namurian A |
Canada(NWT,Mackenzie) |
Hacquebard,P.A. et al. A Carboniferous spore assemblage, in coal from the South Nahanni River area, Northwest Territories. |
1957 |
| details |
Early Westphalian C |
|
France(Pas-de-Calais) |
Coquel,R. Study of the microspores contained in the Steriles of the Lower Westphalian C. palynological correlat Ions between the Bethune-Noeux and the Auchel-Bru Ay Groups |
1966 |
| details |
Late Tournaisian |
Early Visean |
Alaska |
Ravn,R.L. Miospores of the Kekiktuk Formation (Lower Carboniferous), Endicott Field Area, Alaska North Slope. |
1991 |
| details |
Chesterian |
|
Kentucky |
Ravn,R.L. Miospores of the Kekiktuk Formation (Lower Carboniferous), Endicott Field Area, Alaska North Slope. |
1991 |