| 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 |
Early Carboniferous |
|
Germany |
Potonie,R. Synopsis of the Sporae in situ. |
1962 |
| details |
Early Carboniferous |
|
USSR(Moscow Basin) |
Wicher,C.A. Concerning the abortive appearance of fossil spores and their phylogenetic significance |
1934 |
| details |
Early Carboniferous |
|
USSR(Moscow Basin) |
Potonie,R. The stratigraphic Inconsistency of the organs of plant bodies |
1956 |
| details |
Carboniferous |
|
USSR |
Balme,B.E. Fossil in situ, spores and pollen grains: An annotated catalogue. |
1995 |