| details |
Westphalian B |
|
Germany |
Schopf,J.M. et al. An annotated synopsis of Paleozoic fossil spores and the definition of generic groups. |
1944 |
| details |
Paleozoic |
|
Nd |
Knox,E.M. The spores of Lycopodium, Phylloglossum, Selaginella and Isoetes and their value in the study of microfossils of Paleozoic age. |
1950 |
| details |
Late Carboniferous |
|
Scotland |
Knox,E.M. The microspores of some Scottish Coals, and their vertical distribution. |
1951 |
| details |
Westphalian A |
|
England |
Balme,B.E. et al. The stratigraphical significance of certain fossil spores in the central group of British coalfields. |
1952 |
| details |
Late Carboniferous |
|
England(Staffordshire) |
Butterworth,M.A. et al. Microspore distribution in the Seams of the North Staffofdshire, Cannock Chase and North Wales Coalfields |
1954 |
| details |
Late Carboniferous |
|
Wales |
Butterworth,M.A. et al. Microspore distribution in the Seams of the North Staffofdshire, Cannock Chase and North Wales Coalfields |
1954 |
| details |
Westphalian A |
Westphalian B |
England(Lancashire) |
Butterworth,M.A. et al. The Lancashire Coalfield. The correlation by microspores of certain seams at Bradford and Wheatsheaf Collieries and in the Prestwich boreholes. |
1956 |
| details |
Late Mississippian |
Namurian A |
Canada(NWT,Mackenzie) |
Hacquebard,P.A. et al. A Carboniferous spore assemblage, in coal from the South Nahanni River area, Northwest Territories. |
1957 |
| details |
Middle Stephanian |
|
France(Lot-et-Garonne) |
Doubinger,J. Palynological study of the Stephanian of Saint-Perdoux (Lot) |
1959 |
| details |
Stephanian B |
|
France |
Alpern,B. et al. Stratigraphic distribution of some microspores of the Upper Carboniferous of France. |
1960 |
| details |
Tournaisian |
Namurian |
Spitsbergen |
Bharadwaj,D.C. et al. Spore assemblage out of a Lower Carboniferous shale from Spitzbergen. |
1961 |
| details |
Visean |
Westphalian C |
W.Germany(N.Rhine) |
Alpern,B. et al. Provisional report of CIMP Group No.2 on Densosporites, (Berry), emended |
1962 |
| details |
Pennsylvanian |
|
Kansas |
Urban,J.B. Palynology of the mineral Coal (Pennsylvanian) of Oklahoma and Kansas. |
1962 |
| details |
Pennsylvanian |
|
Oklahoma |
Urban,J.B. Palynology of the mineral Coal (Pennsylvanian) of Oklahoma and Kansas. |
1962 |
| details |
Westphalian A |
|
England(Lancashire) |
Butterworth,M.A. et al. Densosporites Berry 1937 and related genera. |
1963 |
| details |
Westphalian B |
|
W.Germany(N.Rhine) |
Butterworth,M.A. et al. Densosporites Berry 1937 and related genera. |
1963 |
| details |
Westphalian A |
|
England |
Staplin,F.L. et al. Elucidation of some Paleozoic Densospores |
1964 |