| details |
Westphalian B |
|
Netherlands |
Jansonius,J. et al. Genera File of fossil spores. Supplement 11 |
1992 |
| details |
Westphalian B |
|
Netherlands |
Dijkstra,S.J. The stratigraphical value of megaspores |
1952 |
| details |
Westphalian B |
|
Netherlands |
Dijkstra,S.J. Correlation of Coal Seams by megaspores |
1955 |
| details |
Westphalian B |
|
Netherlands |
Hemsley,A.R. et al. Caudatosporites, gen.nov. A reappraisal of an anomalous Carboniferous Lycopod seed-megaspore with reference to exine ultrastructure. |
1991 |
| details |
Late Carboniferous |
|
Nd |
Hemsley,A.R. et al. The occurrence and significance of ultrastructure in fossil spores. |
1991 |
| details |
Nd |
|
Nd |
Loboziak,S. The micro and megaspores of the western part of the northern Coal Basin of France. |
1971 |
| details |
Nd |
|
Nd |
Hemsley,A.R. et al. Caudatosporites, gen.nov. A reappraisal of an anomalous Carboniferous Lycopod seed-megaspore with reference to exine ultrastructure. |
1991 |
| details |
Nd |
|
Nd |
Pi©rart,P. The evolution of the megaspores. |
1961 |
| details |
Late Carboniferous |
|
Nd |
Hemsley,A.R. Teratisms in living and fossil megaspores of the Lycopsidia: The arrangement and exine Ontogeny |
1997 |
| details |
Carboniferous |
|
Nd |
Chaloner,W.G. et al. Heterospory: Cul-de-Sac or pathway to the seed? (In: Pollen and Spores, Patterns of Diversification. S.Blackmore and S.H.Barnes, editors) |
1991 |
| details |
Westphalian A |
Westphalian B |
Michigan |
Braman,D.R. et al. The stratigraphic and geographic distribution of Carboniferous megaspores. |
1980 |
| details |
Pottsville |
|
Kentucky |
Brack-Hanes,S.D. On a Lycopsid cone with Winged spores |
1981 |
| details |
Pottsville |
|
Kentucky |
Brack-Hanes,S.D. On a Lycopsid cone with Winged spores |
1981 |
| details |
Westphalian A |
Westphalian B |
Illinois |
Braman,D.R. et al. The stratigraphic and geographic distribution of Carboniferous megaspores. |
1980 |
| details |
Morrowan |
|
Illinois |
Kosanke,R.M. Mississippian-Pennsylvanian boundary in the United States based on palynomorphs. (In: Biostratigraphic data for a Mid-Carboniferous boundary. W.H.C.Ramsbottom et al.editors) |
1982 |
| details |
Middle Pennsylvanian |
Late Pennsylvanian |
Illinois |
Winslow,M.R. Upper Mississippian and Pennsylvanian megaspores and other plant microfossils from Illinois. |
1959 |
| details |
Westphalian A |
Westphalian D |
Germany |
Braman,D.R. et al. The stratigraphic and geographic distribution of Carboniferous megaspores. |
1980 |