| details |
Westphalian A |
Stephanian |
Romania |
Semaka,A.L. et al. A new location of Liassic plants in the Schela Formation, (South Carpathians). |
1972 |
| details |
Carboniferous |
|
Poland |
Jachowicz,A. Flora of the Carboniferous:Microflora |
1972 |
| details |
Westphalian |
Stephanian |
Romania |
Givulescu,R. Fossil flora of Romania. (3rd Supplement) |
1978 |
| details |
Westphalian A |
|
Israel |
Planderova,E. et al. Upper Carboniferous in Southern Veporides |
1978 |
| details |
Westphalian D |
|
Bulgaria |
Latcheva,J. et al. Two important palynological correlation markers in the Westphalian of Dobrudza Coal Basin |
1984 |
| details |
Desmoinesian |
|
Ohio |
Kosanke,R.M. et al. Late Pennsylvanian climate changes and palynomorph extinctions |
1996 |
| details |
Desmoinesian |
|
Ohio |
Kosanke,R.M. et al. Late Pennsylvanian climate changes and palynomorph extinctions |
1996 |