| details |
Early Pennsylvanian |
|
Illinois |
Leary,R.L. et al. Porostrobgus nathorstii sp.nov.; A new species of Lycopsid cone from the Early Pennsylvanian of Illinois. |
1989 |
| details |
Pennsylvanian |
|
USA(Mid-Continent) |
Taylor,W.A. Comparative analysis of megaspore ultrastructure in Pennsylvanian Lycophytes |
1990 |
| details |
Nd |
|
Nd |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 1 |
1956 |
| details |
Nd |
|
Nd |
Potonie,R. Synopsis of the Sporae in situ. |
1962 |
| details |
Recent |
|
Nd |
Potonie,R. Position of the Paleozoic spore genera in the natural system. |
1954 |
| details |
Westphalian C |
|
W.Germany(Saarland) |
Bharadwaj,D.C. The spore genera from the Upper Carboniferous Cos of the Saar and their value in stratigraphical studies. |
1956 |
| details |
Visean |
|
Scotland(E.Lothian) |
Spinner,E. Megaspore assemblages from Visean deposits at Dunbar, East Lothian, Scotland. |
1969 |
| 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 |
|
Nd |
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 |
Westphalian C |
|
W.Germany(Saarland) |
Bode,H. The spore distribution of the Upper Carboniferous in view of the megaflora. |
1964 |
| details |
Westphalian C |
|
W.Germany(N.Rhine) |
Potonie,R. et al. On the chemical constitution of the spore exine of Carboniferous Lycopsida. |
1969 |
| details |
Late Carboniferous |
|
W.Germany(N.Rhine) |
Potonie,R. et al. The genera of Paleozoic sporae dispersae and their stratigraphy. |
1954 |
| details |
Paleozoic |
|
Nd |
Potonie,R. The spores of Palaeozoic plants in the natural (Morphologic) system |
1954 |
| details |
Nd |
|
England |
Mortimer,M.G. The palynology of some Early Carboniferous rocks in the East Midlands, England. |
1971 |
| details |
Late Artinskian |
|
Madagascar |
Rakotoarivelo,H.J. Palynostratigraphic review of the coal basin of the Sakoa-Sakamena, (Madagascar). |
1970 |
| details |
Carboniferous |
|
Nd |
Potonie,R. The biology of Carboniferous spores |
1955 |