| details |
Stephanian |
|
France(Jura) |
Butterworth,M.A. et al. Densosporites Berry 1937 and related genera. |
1963 |
| original |
Stephanian |
|
Canada(NWT) |
Staplin,F.L. et al. Elucidation of some Paleozoic Densospores |
1964 |
| details |
Stephanian |
|
Scotland |
Butterworth,M.A. Densosporites (Berry) Potonie and Kremp, and related genera. Report of CIMP Working Group No.2 |
1964 |
| details |
Allegheny |
|
Ohio |
Gray,L.R. Palynology of four Allegheny Coals, northern Appalachian Coal Field. |
1967 |
| details |
Middle Westphalian A |
Late Westphalian A |
France(Paris Basin) |
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 |
Desmoinesian |
|
Illinois |
Peppers,R.A. Correlation and palynology of coals in the Carbondale and Spoon Formations (Pennsylvanian) of the northeastern part of the Illinois Basin. |
1970 |
| details |
Early Tournaisian |
|
USA |
Kedo,G.I. et al. Palynological criteria for determination of the boundry between the Devonian and Carboniferous in the Pripyat Depression. (In: Palynological research in Belorussia and other Regions of the USSR) |
1971 |
| details |
Westphalian A |
|
France(Lorraine) |
Loboziak,S. The micro and megaspores of the western part of the northern Coal Basin of France. |
1971 |
| details |
Westphalian A |
|
France(Nord) |
Coquel,R. Palynologic study of the coal series of the Valenciennes production unit of the North France Coal Basin. |
1974 |
| details |
Middle Westphalian A |
|
France(Meuse) |
Coquel,R. Palynological study of the Carboniferous series of the Unite de Production de Valenciennes, from the Coal Basin of northern France. |
1976 |
| details |
Morrowan |
|
Kentucky |
Ettensohn,F.R. et al. Palynology and biostratigraphy of Pennington Shales and Coals (Chesterian) at selected sites in northeastern Kentucky. |
1979 |