| details |
Tournaisian |
|
Nd |
Pettitt,J.M. Heterospory and the Rise of the seed Habit. |
1969 |
| details |
Early Permian |
|
Australia(S.Australia) |
Harris,W.K. The occurrence and identification of megaspores in Permian sediments, South Australia. |
1969 |
| details |
Nd |
|
Nd |
Jansonius,J. Spore nomenclature and the proposals of the Lille palynologists. |
1968 |
| details |
Frasnian |
Famennian |
Nd |
Chaloner,W.G. Spores and Land-Plant evolution. |
1967 |
| details |
Late Devonian |
|
Canada |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 4. Supplement to all Groups, (Turmae). |
1966 |
| details |
Permian |
|
China |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 4. Supplement to all Groups, (Turmae). |
1966 |
| details |
Pennsylvanian |
|
Kansas |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 4. Supplement to all Groups, (Turmae). |
1966 |
| details |
Westphalian B |
Westphalian C |
W.Germany(N.Rhine) |
Grebe,H. The spore flora of the Seams Agir, Erda and Hagen 2 (Zb), from the Drillings Prosper 4 and 5. |
1966 |
| details |
Stephanian A |
|
France(Lorraine) |
Lachkar,G. et al. Distribution of megaspores in the Westphalian D and Lower Stephanian of the Coal Basin of Lorraine |
1965 |
| details |
Stephanian |
|
France |
Pi©rart,P. Megaspores of the French Stephanian |
1965 |
| details |
Carboniferous |
|
Europe |
Oshurkova,M.V. The classification of Carboniferous megaspores. (Taxonomy and Methods for the Study of Fossl Pollen and Spores. V.N. Saks and A.F. Khlonova, editors) |
1964 |
| details |
Carboniferous |
|
North America |
Oshurkova,M.V. The classification of Carboniferous megaspores. (Taxonomy and Methods for the Study of Fossl Pollen and Spores. V.N. Saks and A.F. Khlonova, editors) |
1964 |
| details |
Carboniferous |
|
Illinois |
Oshurkova,M.V. The classification of Carboniferous megaspores. (Taxonomy and Methods for the Study of Fossl Pollen and Spores. V.N. Saks and A.F. Khlonova, editors) |
1964 |
| details |
Late Devonian |
|
Canada(Quebec) |
Chaloner,W.G. et al. A Devonian seed megaspore. |
1963 |
| details |
Nd |
|
Nd |
Potonie,R. Synopsis of the Sporae in situ. |
1962 |
| details |
Carboniferous |
Liassic |
Nd |
Corsin,P.M. et al. Classification of spores and pollen from the Carboniferous to the Liassic |
1962 |
| details |
Stephanian A |
Stephanian B |
W.Germany(Saarland) |
Bharadwaj,D.C. Sporological evidence on the boundaries of the stratigraphical subdivisions in the Upper Pennsylvanian strata of Euope and North America. |
1960 |