original |
Late Visean |
|
England(Gloucestershire) |
Sullivan,H.J. Miospores from the Drybrook Sandstone and associated measures in the forest of Dean Basin, Gloucestershire. |
1964 |
details |
Visean |
|
Wales(Caernarvonshire) |
Hibbert,F.A. et al. Miospores from the Lower Carboniferous Basement Beds in the Menai Straits of Caenarvonshire, North Wales. |
1969 |
details |
Westphalian B |
Westphalian C |
Hungary |
GгczЎn,F. Palynostratigraphic information from the investigation of the Carboniferous deposits of Hungary |
1971 |
details |
Middle Carboniferous |
|
Hungary |
Balogh,K. et al. The present status of knowledge of the Carboniferous and Permian in Hungary |
1973 |
details |
Sakmarian |
Artinskian |
China(Shensi) |
Kaiser,H. The Permian microflora of the Cathaysia Layers of Northwestern Shensi, China. |
1976 |
details |
Mississippian |
|
Alaska |
Ravn,R.L. et al. Miospores of the Kekiktuk Formation (Mississippian) of the Alaska North Slope |
1986 |
details |
Middle Visean |
Late Visean |
Alaska |
Ravn,R.L. Miospores of the Kekiktuk Formation (Lower Carboniferous), Endicott Field Area, Alaska North Slope. |
1991 |