| details |
Early Westphalian C |
|
France(Pas-de-Calais) |
Laveine,J.P. Contribution to the study of microspores of different layers of the Lower Westphalian C. Palynologic correlation between the groups of a Uchel-Bruay and of Bethune-Noeux. |
1965 |
| details |
Early Westphalian C |
|
France(Nord) |
Laveine,J.P. The spores of the subdivision Operculatriletes, nov.subdiv. |
1965 |
| details |
Early Westphalian C |
|
France(Pas-de-Calais) |
Laveine,J.P. The spores of the subdivision Operculatriletes, nov.subdiv. |
1965 |
| details |
Nd |
|
Nd |
Loboziak,S. The micro and megaspores of the western part of the Bassin Houiller of northern France, stratigraphic applicationsin the study of several boreholes. |
1969 |
| details |
Nd |
|
Nd |
Loboziak,S. The micro and megaspores of the western part of the northern Coal Basin of France. |
1971 |
| details |
Nd |
|
Nd |
Coquel,R. Palynologic study of the coal series of the Valenciennes production unit of the North France Coal Basin. |
1974 |
| details |
Middle Pennsylvanian |
|
Iowa |
Ravn,R.L. Palynostratigraphy of the Lower and Middle Pennsylvanian Coals of Iowa |
1986 |