| details |
Westphalian B |
Westphalian C |
Belgium |
Pi©rart,P. Megaspores in some Wesphalien B and C Coal Beds of Limbourg Meuse Coal Mines. |
1955 |
| details |
Late Westphalian A |
|
Belgium |
Pi©rart,P. Associations of microspores and megaspores in an Upper Westphalian A Stratum (Beeringen, Seam 70) in Campine (Belgium). |
1968 |
| details |
Late Westphalian B |
|
Belgium |
Pi©rart,P. Stratigraphic distribution of megaspores in the Limbourg-Meuse Coal Basin. comparison with the Limbourg Basin of the Nethrlands |
1964 |
| details |
Westphalian B |
|
Belgium |
Dijkstra,S.J. On the possibility of macerating a micaceous flagstone with Carbonaceous Seams in regard to spore research. |
1954 |
| details |
Westphalian B |
Westphalian D |
Belgium |
Loboziak,S. Palynological comparison (megaspores) between the Coal Basins of Nord de la France and La Campine, Belgium. |
1970 |
| details |
Namurian |
Westphalian |
Belgium |
Pi©rart,P. Utilization of megaspores in Coal stratigraphy. |
1958 |
| details |
Westphalian B |
|
Belgium |
Dijkstra,S.J. Correlation of Coal Seams by megaspores |
1955 |
| details |
Westphalian B |
|
Belgium |
Pi©rart,P. Synopsis of megaspores of the Belgian Westphalian |
1963 |