| details |
Middle Stephanian |
|
France(Lot-et-Garonne) |
Doubinger,J. Palynological study of the Stephanian of Saint-Perdoux (Lot) |
1959 |
| details |
Late Stephanian |
|
France(Aveyron) |
Doubinger,J. The microspores of the Decazeville Basin (Aveyron) |
1958 |
| details |
Late Westphalian C |
|
Belgium |
Pi©rart,P. Palynology and stratigraphy of the Neeroeteren Zone, (Upper Westphalian C), in the Belgian Kempen. |
1958 |
| details |
Westphalian |
Stephanian |
France |
Alpern,B. Succinct descriptions of the principal genera and species of pollen and spores found in the Coals of Central and eastern France. |
1956 |
| details |
Westphalian B |
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 |
Middle Pennsylvanian |
Late Pennsylvanian |
Illinois |
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 |