| details |
Pottsville |
|
Indiana |
Guennel,G.K. Miospore analysis of the Pottsville Coals of Indiana. |
1958 |
| details |
Late Visean |
|
England(Gloucestershire) |
Sullivan,H.J. Miospores from the Drybrook Sandstone and associated measures in the forest of Dean Basin, Gloucestershire. |
1964 |
| 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 |