| original |
Pottsville |
|
Indiana |
Guennel,G.K. Miospore analysis of the Pottsville Coals of Indiana. |
1958 |
| details |
Allegheny |
|
Pennsylvania |
Frederiksen,N.O. Sporomorphs of the Brookville Seam near Brookville, Pennsylvania. |
1961 |
| details |
Late Westphalian A |
Westphalian C |
Wales(Glamorgan) |
Sullivan,H.J. Distribution of miospores through coals and shales of the Coal Measures sequence exposed in Wernddu Claypit Caerphilly, (South Wales). |
1962 |
| details |
Visean |
Westphalian D |
Turkey |
Agrali,B. et al. Study of the microspores of the Carboniferous Basin of Amasra (1-2). |
1969 |