| details |
Westphalian A |
Westphalian D |
Poland |
Zoldani,Z. A taxonomic and stratigraphical study of the genus Valvisisporites from the Carboniferous of the Lublin District. |
1966 |
| details |
Westphalian A |
Westphalian D |
Poland |
Zoldani,Z. A taxonomic and stratigraphical study of the genus Valvisisporites from the Carboniferous of the Lublin District. |
1966 |
| details |
Westphalian B |
Westphalian D |
Czechoslovakia |
Zerndt,J. Megaspores from the Westphalian and Stephanian in Bohemia. |
1937 |
| details |
Westphalian C |
Westphalian D |
Turkey |
Dijkstra,S.J. The stratigraphical value of megaspores |
1952 |
| details |
Westphalian A |
Westphalian D |
Poland |
DybovЎ,S. et al. Microspores of the Upper Silesian Coal Measures. |
1957 |