| details |
Early Westphalian A |
|
Spain |
Loboziak,S. Systematics and biostratigraphy of the Carboniferous megaspores of Mount Santo Firme, (Cantabrica Cordillera, Spain). |
1987 |
| details |
Westphalian A |
Early Westphalian C |
Belgium |
Paproth,E. et al. Bio and lithostratigraphic subdivisions of the Silesian in Belgium, a review |
1983 |
| details |
Early Carboniferous |
|
USSR(Tula) |
Semenova,E.V. Megaspores of Paleozoic plants in some Regions of the Ukrain and Southern Voronezh area and their stratigraphic importance |
1987 |
| details |
Westphalian B |
Westphalian C |
France(Lorraine) |
Alpern,B. et al. Can the Lorraine Coalfield provide a stratotype for the Upper Westphalian? |
1967 |