| details |
Westphalian D |
|
Czechoslovakia |
KalibovЎ-KaiserovЎ,M. Palynological study of the Manetin Basin. |
1967 |
| details |
Early Stephanian |
|
Czechoslovakia |
KalibovЎ-KaiserovЎ,M. Palynological investigations of the Lower Nevren Seam (Lower Stephanian) in the northern part of the Plzen Carboniferous Coal-Bsin. |
1964 |
| details |
Westphalian D |
|
France(Jura) |
Navale,G.K.B. Palynologic study of some coals of France in relation to their petrographic structure. |
1962 |
| details |
Nd |
|
Nd |
Alpern,B. Contribution to the palynological and petrographic study of French Coals. |
1959 |
| 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 |
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 |