| original |
Carboniferous |
|
Poland |
Gothan,W. On a new fern fructification (Waldenburgia corynepteroides, nov.gen.et sp.), of the Lower Silesian Carboniferous. |
1950 |
| details |
Nd |
|
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 |
|
Germany |
Remy,W. et al. Paleozoic spores obtained by the maceration of fertile ferns. |
1957 |
| details |
Carboniferous |
|
Germany |
Potonie,R. Synopsis of the Sporae in situ. |
1962 |
| details |
Carboniferous |
|
Nd |
Bharadwaj,D.C. et al. Suggestions for a morphological classification of sporae dispersae. |
1968 |
| details |
Carboniferous |
|
Germany |
Balme,B.E. Fossil in situ, spores and pollen grains: An annotated catalogue. |
1995 |