| details |
Namurian A |
Namurian B |
Turkey |
Dijkstra,S.J. The stratigraphical value of megaspores |
1952 |
| details |
Namurian C |
|
Turkey |
Dijkstra,S.J. The stratigraphical value of megaspores |
1952 |
| details |
Namurian C |
Westphalian C |
Poland |
Dijkstra,S.J. The stratigraphical value of megaspores |
1952 |
| details |
Namurian A |
Namurian B |
Poland |
Dijkstra,S.J. The stratigraphical value of megaspores |
1952 |
| details |
Westphalian A |
Westphalian C |
Netherlands |
Dijkstra,S.J. Carboniferous megaspores in Tertiary and Quaternary deposits of S.E.England. |
1950 |
| details |
Late Pottsville |
|
West Virginia |
Cross,A.T. Spore floras of the Pennsylvanian of West Virginia and Kentucky |
1947 |
| details |
Late Pottsville |
|
Kentucky |
Cross,A.T. Spore floras of the Pennsylvanian of West Virginia and Kentucky |
1947 |
| details |
Westphalian A |
Westphalian C |
Netherlands |
Dijkstra,S.J. et al. A monographic revision of Carboniferous megaspores with special consideration to South Limburg, (Netherlands). |
1946 |
| details |
Westphalian A |
Westphalian C |
Netherlands |
Dijkstra,S.J. et al. A monographic revision of Carboniferous megaspores with special consideration to South Limburg, (Netherlands). |
1946 |
| details |
Westphalian B |
Westphalian C |
Germany |
Schopf,J.M. et al. An annotated synopsis of Paleozoic fossil spores and the definition of generic groups. |
1944 |
| details |
Nd |
|
Nd |
Schopf,J.M. et al. An annotated synopsis of Paleozoic fossil spores and the definition of generic groups. |
1944 |