| details |
Westphalian B |
|
Netherlands |
Dijkstra,S.J. Correlation of Coal Seams by megaspores |
1955 |
| details |
Westphalian B |
|
Belgium |
Dijkstra,S.J. Correlation of Coal Seams by megaspores |
1955 |
| details |
Westphalian D |
|
Canada(Nova Scotia) |
Calder,J.H. et al. The Westphalian D fossil Lepidodendrid Forest at the Table Head, Sydney Basin, Nova Scotia: Sedimentology, paleoecology and floral response to the changing edaphic conditions. |
1996 |
| details |
Carboniferous |
|
Nd |
Hemsley,A.R. Teratisms in living and fossil megaspores of the Lycopsidia: The arrangement and exine Ontogeny |
1997 |
| details |
Westphalian B |
|
England |
Scott,A.C. et al. Paleozoic spores and pollen. Chapter 18G Palaeozoic megaspores. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Westphalian A |
Westphalian B |
Turkey |
Tokay,M. Amasra Bжlgesinin jeolojisi ve Karboniferde gravite yoluyla Bazi Kayma Olaylari. |
1963 |
| details |
Early Carboniferous |
|
Scotland(Fife) |
Kedves,M. Tranmission Electron Microscopy of the Fossil Spores. |
1996 |
| details |
Westphalian B |
|
Turkey |
Tokay,M. Amasra bжlgesinin jeolojisi ve Karboniferde gravite yoluyla bazi kayma olaylari. |
1963 |
| details |
Carboniferous |
|
Poland |
Schopf,J.M. Spores from the Herrin (No. 6) Coal Bed in Illinois. |
1938 |
| details |
Visean |
|
Russia(Moscow Basin) |
Glasspool,I.J. et al. Ultrastructure and affinity of Lower Carboniferous megaspores from the Moscow Basin, Russia. |
2000 |
| details |
Namurian A |
|
Scotland(Lanark) |
Scott,A.C. The distribution of megaspores from the Upper Carboniferous, (Namurian A), coal-bearing sequence of Dalquhandy, Douglas Coalfield, Lanarkshire, Scotland. |
1999 |
| details |
Desmoinesian |
|
Illinois |
Schopf,J.M. Spores from the Herrin (No. 6) Coal Bed in Illinois. |
1938 |
| 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 |
Namurian |
Westphalian D |
Poland |
Dijkstra,S.J. The stratigraphical value of megaspores |
1952 |
| details |
Namurian |
Westphalian |
Turkey |
Dijkstra,S.J. The stratigraphical value of megaspores |
1952 |
| details |
Namurian B |
Westphalian D |
Netherlands |
Dijkstra,S.J. The stratigraphical value of megaspores |
1952 |
| details |
Jurassic |
|
Egypt |
Kedves,M. et al. Ultrastructural studies on Mesozoic Inaperturate Gymnospermatophyta pollen grains. |
1974 |