| details |
Westphalian |
|
Germany |
Potonie,R. The biology of Carboniferous spores |
1955 |
| details |
Early 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 |
Namurian |
Westphalian |
Belgium |
Pi©rart,P. Utilization of megaspores in Coal stratigraphy. |
1958 |
| details |
Late Westphalian B |
Westphalian C |
W.Germany(N.Rhine) |
Grebe,H. The distribution of spores in the Upper Westphalian B and the Westphalian C of the Carboniferous of the Ruhr Asin. |
1962 |
| details |
Westphalian B |
|
W.Germany(Rhineland) |
Moller,G.W. Microfloristic and micropetrographic investigation from the Middle Alsdorfer Beds, (Layer 10-17) of the Emil Mayrisch Ravine in Aachener Coal Seam. (In: The Geology of Northwestern German Coal Beds.) |
1966 |
| details |
Late Westphalian A |
|
Belgium |
Pi©rart,P. Associations of microspores and megaspores in an Upper Westphalian A Stratum (Beeringen, Seam 70) in Campine (Belgium). |
1968 |
| details |
Early Westphalian A |
|
Turkey |
Yahsiman,K. Palynology and correlation in the Zonguldak Coal Basin. |
1972 |
| details |
Westphalian B |
Westphalian C |
Germany |
Braman,D.R. et al. The stratigraphic and geographic distribution of Carboniferous megaspores. |
1980 |
| details |
Westphalian B |
|
Netherlands |
Braman,D.R. et al. The stratigraphic and geographic distribution of Carboniferous megaspores. |
1980 |