| details |
Stephanian |
|
Poland |
Ishchenko,A.M. et al. Megaspores of the Carboniferous age and their stratigraphic importance |
1962 |
| details |
Stephanian |
|
Poland |
Potonie,R. et al. The sporae dispersae of the Ruhr Carboniferous, their morphography and stratigraphy with reviews of species of other areas. Part 1. |
1955 |
| details |
Westphalian A |
Westphalian B |
Scotland(Ayr) |
Sen,J. The megaspores of the Ayrshire Coalfield and their stratigraphic value. |
1964 |
| details |
Westphalian A |
|
Spain |
Bonet,M.C. et al. Carboniferous megaspores from Lacamocha, (Spain). |
1956 |
| details |
Stephanian |
|
Spain |
Dijkstra,S.J. Spanish Carboniferous megaspores and their use in stratigraphic correlation. |
1955 |
| details |
Westphalian B |
Westphalian C |
Spain |
Dijkstra,S.J. Spanish Carboniferous megaspores and their use in stratigraphic correlation. |
1955 |
| details |
Westphalian D |
|
Spain |
Dijkstra,S.J. Spanish Carboniferous megaspores and their use in stratigraphic correlation. |
1955 |
| details |
Westphalian D |
|
Turkey |
Dijkstra,S.J. Megaspqres of the Turkish Carboniferous and their stratigraphical value. |
1952 |
| details |
Westphalian C |
Westphalian D |
Turkey |
Dijkstra,S.J. The stratigraphical value of megaspores |
1952 |
| details |
Allegheny |
|
USA(Appalachian Bn.) |
Abbott,M.L. Lycopod fructifications from the Upper Freeport (No.7) Coal in southeastern Ohio. |
1963 |
| details |
Late Carboniferous |
|
USSR(Kazakh SSR) |
Oshurkova,M.V. Megaspores from the Upper coal strata of the Karaganda. (In: Problems on the Geology of Coal) |
1962 |
| details |
Middle Carboniferous |
|
USSR(Kazakh SSR) |
Oshurkova,M.V. Megaspores from the Carboniferous sediments of Karaganda |
1961 |
| details |
Bashkirian |
Moscovian |
USSR(Ukrainian SSR) |
Ishchenko,A.M. et al. Megaspores of the Carboniferous age and their stratigraphic importance |
1962 |
| details |
Westphalian A |
Westphalian C |
W.Germany(N.Rhine) |
Kremp,G.O.W. Spore associations and microfauna horizons in the Carboniferous of the Ruhr. |
1952 |
| details |
Late Carboniferous |
|
W.Germany(N.Rhine) |
Stach,E. et al. Spores in the Flame, Gasflame and Gascoal of the Ruhr Coal. |
1931 |
| details |
Westphalian A |
Westphalian C |
W.Germany(N.Rhine) |
Potonie,R. et al. The sporae dispersae of the Ruhr Carboniferous, their morphography and stratigraphy with reviews of species of other areas. Part 1. |
1955 |
| details |
Late Carboniferous |
|
W.Germany(Saarland) |
Lachkar,G. Megaspores of the Saar-Lorraine Coal Basin. a systematic study and statistical application to the Upper Carboniferous stratigraphy. |
1975 |