| details |
Paleozoic |
|
Nd |
Potonie,R. The spores of Palaeozoic plants in the natural (Morphologic) system |
1954 |
| details |
Late Carboniferous |
|
Nd |
Knox,E.M. Some aspects of microspore morphology. |
1959 |
| details |
Nd |
|
Nd |
Potonie,R. Fossil sporae in situ. Comparison with the sporae dispersae. Addition to the synopsis of the sporae in situ. |
1965 |
| details |
Carboniferous |
|
Nd |
Eggert,D.A. Scanning electron microscopy applied to study of spores and pollen from Carboniferous fructifications. |
1969 |
| details |
Carboniferous |
|
Nd |
Taylor,T.N. et al. Ultrastructure of Carboniferous pollen and spores. |
1983 |