details |
Late Stephanian |
Early Permian |
W.Germany(Bavaria) |
Helby,R.J. Spore research on the Carboniferous/ Permian boundary at Pfalzer Bergland. |
1966 |
details |
Westphalian D |
|
England(Worcestershire) |
Spinner,E. Palynological evidence on the age of the Carboniferous Beds of Woodbury Hill, near Abberley, Worcestershire. |
1966 |
details |
Westphalian B |
Westphalian C |
Scotland(Argyll) |
Love,L.G. et al. Palynological evidence on the age of the Carboniferous of Inninmore |
1963 |
details |
Westphalian |
|
Nd |
Jansonius,J. et al. Late Paleozoic saccate pollen |
1962 |
details |
Late Westphalian A |
Westphalian C |
Wales(Glamorgan) |
Sullivan,H.J. Distribution of miospores through coals and shales of the Coal Measures sequence exposed in Wernddu Claypit Caerphilly, (South Wales). |
1962 |
details |
Stephanian |
|
France |
Alpern,B. et al. Stratigraphic distribution of some microspores of the Upper Carboniferous of France. |
1960 |
original |
Westphalian C |
Westphalian D |
England |
Butterworth,M.A. et al. Descriptions of nine species of small spores from the British Coal Measures. |
1954 |
original |
Late Carboniferous |
|
England(Staffordshire) |
Butterworth,M.A. et al. Microspore distribution in the Seams of the North Staffofdshire, Cannock Chase and North Wales Coalfields |
1954 |
original |
Late Carboniferous |
|
Wales |
Butterworth,M.A. et al. Microspore distribution in the Seams of the North Staffofdshire, Cannock Chase and North Wales Coalfields |
1954 |