| details |
Early Westphalian D |
|
Germany(Rhineland) |
Bharadwaj,D.C. The spore flora of Velener Schichten (Lower Westphalian D) in the Ruhr Coal Measures. |
1957 |
| details |
Westphalian B |
|
W.Germany(N.Rhine) |
Amerom,H.W.J.Van et al. Observations on Sigillariostrobus group (Sigillariostrobus angustus, sp.nov.) from the Westphalian Banna Mine in Alsdorf (North Rhine, Westphalian, Germany). |
1995 |
| details |
Westphalian B |
|
Belgium |
Aderca,B.M. et al. Paleontological, stratigraphic and tectonic studies in the Westphalian B of the Massif Dressants D'Anderlues of the District of Charleroi. |
1965 |