| 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 |
| original |
Carboniferous |
|
Michigan |
Bartlett,H.H. Fossils of the Carboniferous Coal Pebbles of the Glacial Drift at Ann Arbor. |
1928 |
| details |
Westphalian A |
Westphalian D |
Europe |
Brzozowska,M. et al. Remarks on stratigraphical range of some types of Carboniferous megaspores |
1958 |
| details |
Middle Pennsylvanian |
|
Illinois |
Chaloner,W.G. On Sporangiostrobus langfordi sp.nov., a new fossil Lycopod cone from Illinois. |
1956 |
| 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 B |
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 |
France |
Dijkstra,S.J. Carboniferous megaspores in Tertiary and Quaternary deposits of S.E.England. |
1950 |
| details |
Westphalian C |
Westphalian D |
Netherlands |
Dijkstra,S.J. The megaspores of the Westphalian D and C. |
1955 |
| details |
Westphalian |
|
Netherlands |
Dijkstra,S.J. The stratigraphical value of megaspores |
1952 |
| details |
Westphalian C |
|
Turkey |
Dijkstra,S.J. The stratigraphical value of megaspores |
1952 |
| details |
Westphalian B |
Westphalian D |
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 |
Westphalian B |
Westphalian C |
Czechoslovakia |
KalibovЎ,M. Megaspores of the Radnice Coal Measure zone of the Kladno-Rakovnik Coal Basin. |
1951 |
| details |
Westphalian B |
Westphalian C |
Czechoslovakia |
KalibovЎ,M. Megaspores of the Radnice Coal Measure zone of the Kladno-Rakovnik Coal Basin. |
1951 |