details |
Westphalian A |
Stephanian C |
Germany |
Braman,D.R. et al. The stratigraphic and geographic distribution of Carboniferous megaspores. |
1980 |
details |
Westphalian A |
Stephanian C |
France |
Braman,D.R. et al. The stratigraphic and geographic distribution of Carboniferous megaspores. |
1980 |
details |
Nd |
|
Nd |
Turner,N. et al. Palynological evidence for the age of the Coal Measures of the Titterstone Clee Coalfield, Shropshire, England. |
1990 |
details |
Westphalian B |
Westphalian D |
Nd |
Scott,A.C. et al. Paleozoic spores and pollen. Chapter 18G Palaeozoic megaspores. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |