details |
Namurian A |
Namurian C |
Turkey |
Dijkstra,S.J. Megaspqres of the Turkish Carboniferous and their stratigraphical value. |
1952 |
details |
Namurian A |
Namurian C |
Turkey |
Dijkstra,S.J. New Carboniferous megaspores from Turkey. |
1952 |
details |
Namurian A |
Westphalian B |
Poland |
Dijkstra,S.J. The stratigraphical value of megaspores |
1952 |
details |
Namurian A |
Westphalian B |
Poland |
Dijkstra,S.J. The stratigraphical value of megaspores |
1952 |
details |
Namurian |
Westphalian C |
W.Germany(N.Rhine) |
Kremp,G.O.W. Spore associations and microfauna horizons in the Carboniferous of the Ruhr. |
1952 |
details |
Namurian |
|
Scotland |
Dijkstra,S.J. Lower Carboniferous megaspores. |
1956 |
details |
Namurian |
|
Turkey |
Dijkstra,S.J. The stratigraphical value of megaspores |
1952 |
details |
Middle Pennsylvanian |
|
Illinois |
Winslow,M.R. Upper Mississippian and Pennsylvanian megaspores and other plant microfossils from Illinois. |
1959 |
details |
Late Westphalian C |
|
Belgium |
Pi©rart,P. Preliminary note on the megaspores of the Upper Westphalian C in the Belgian Campine. |
1957 |
details |
Late Visean |
|
USSR |
DybovЎ-Jachowiczowa,S. et al. Revision of the Carboniferous megaspores with Corona. |
1977 |
details |
Late Visean |
|
Poland |
DybovЎ-Jachowiczowa,S. et al. Revision of the Carboniferous megaspores with Corona. |
1977 |
details |
Late Pottsville |
|
West Virginia |
Cross,A.T. Spore floras of the Pennsylvanian of West Virginia and Kentucky |
1947 |
details |
Late Pottsville |
|
West Virginia |
Cross,A.T. Spore floras of the Pennsylvanian of West Virginia and Kentucky |
1947 |
details |
Late Pottsville |
|
Kentucky |
Cross,A.T. Spore floras of the Pennsylvanian of West Virginia and Kentucky |
1947 |
details |
Late Pottsville |
|
Kentucky |
Cross,A.T. Spore floras of the Pennsylvanian of West Virginia and Kentucky |
1947 |
details |
Late Dinantian |
Stephanian |
Europe |
Brzozowska,M. et al. Remarks on stratigraphical range of some types of Carboniferous megaspores |
1958 |
original |
Late Carboniferous |
|
W.Germany(N.Rhine) |
Stach,E. et al. Spores in the Flame, Gasflame and Gascoal of the Ruhr Coal. |
1931 |