| details |
Westphalian A |
Stephanian |
Europe |
DybovЎ-Jachowiczowa,S. et al. Revision of the Carboniferous megaspores with Corona. |
1977 |
| details |
Namurian A |
Namurian C |
Poland |
Dijkstra,S.J. et al. A monographic revision of Carboniferous megaspores with special consideration to South Limburg, (Netherlands). |
1946 |
| details |
Namurian A |
Namurian C |
Michigan |
Dijkstra,S.J. et al. A monographic revision of Carboniferous megaspores with special consideration to South Limburg, (Netherlands). |
1946 |
| details |
Namurian A |
Namurian C |
Turkey |
Dijkstra,S.J. Megaspqres of the Turkish Carboniferous and their stratigraphical value. |
1952 |
| details |
Namurian |
|
Scotland |
Dijkstra,S.J. Lower Carboniferous megaspores. |
1956 |
| details |
Namurian |
|
Turkey |
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 B |
|
Belgium |
Dijkstra,S.J. Correlation of Coal Seams by megaspores |
1955 |
| details |
Westphalian B |
|
Netherlands |
Dijkstra,S.J. Correlation of Coal Seams by megaspores |
1955 |
| details |
Late Pottsville |
Early Allegheny |
West Virginia |
Cross,A.T. Spore floras of the Pennsylvanian of West Virginia and Kentucky |
1947 |
| details |
Late Pottsville |
Early Allegheny |
Kentucky |
Cross,A.T. Spore floras of the Pennsylvanian of West Virginia and Kentucky |
1947 |
| details |
Late Dinantian |
Namurian C |
Europe |
Brzozowska,M. et al. Remarks on stratigraphical range of some types of Carboniferous megaspores |
1958 |
| original |
Carboniferous |
|
Michigan |
Bartlett,H.H. Fossils of the Carboniferous Coal Pebbles of the Glacial Drift at Ann Arbor. |
1928 |
| details |
Pleistocene |
|
Michigan |
Arnold,C.A. Re-examination of Triletes superbus, Triletes rotatus and Triletes mamillarius of Bartlett. |
1961 |
| details |
Carboniferous |
|
Michigan |
Arnold,C.A. An Introduction to Paleobotany. |
1947 |