| details |
Westphalian C |
Westphalian D |
W.Germany(Saarland) |
Dijkstra,S.J. et al. A monographic revision of Carboniferous megaspores with special consideration to South Limburg, (Netherlands). |
1946 |
| original |
Westphalian |
|
W.Germany(Saarland) |
Zerndt,J. Megaspores of the Saar Carboniferous |
1940 |
| details |
Carboniferous |
|
W.Germany(Saarland) |
Lachkar,G. On the systematic position of Triletes saarensis J.Zerndt, 1940. |
1965 |
| details |
Carboniferous |
|
W.Germany(Saarland) |
Potonie,R. et al. The spore dispersae of the Rhur Carboniferous, their morphography and stratigraphy with reviews of species of other areas.Part 2 |
1956 |
| details |
Early Westphalian C |
Middle Westphalian C |
W.Germany(N.Rhine) |
Potonie,R. et al. The spore dispersae of the Rhur Carboniferous, their morphography and stratigraphy with reviews of species of other areas.Part 2 |
1956 |
| details |
Westphalian C |
Westphalian D |
Germany |
Schopf,J.M. et al. An annotated synopsis of Paleozoic fossil spores and the definition of generic groups. |
1944 |
| details |
Westphalian D |
|
France |
Lachkar,G. On the systematic position of Triletes saarensis J.Zerndt, 1940. |
1965 |