| details |
Recent |
|
Nd |
Potonie,R. Position of the Paleozoic spore genera in the natural system. |
1954 |
| details |
Paleozoic |
|
Nd |
Potonie,R. The spores of Palaeozoic plants in the natural (Morphologic) system |
1954 |
| details |
Carboniferous |
|
Nd |
Sen,J. Notes on the spores of four Carboniferous Lycopods |
1958 |
| details |
Late Rotliegendes |
|
China(Liaoning) |
Imgrund,R. Dispersed spores of the Kaiping Basin, their paleontologic and stratigraphic comparison with the Upper Carboniferous of the Ruhr area and the Pennsylvanian of Illinois. |
1960 |
| details |
Westphalian |
|
Nd |
Potonie,R. The phylogeny of the spore shape in regard to families of fossil plants (except the angiosperms). |
1961 |
| details |
Westphalian |
|
Germany |
Potonie,R. Synopsis of the Sporae in situ. |
1962 |
| details |
Carboniferous |
|
Germany |
Balme,B.E. Fossil in situ, spores and pollen grains: An annotated catalogue. |
1995 |