| details |
Carboniferous |
|
Scotland(Fife) |
Knox,E.M. The spores of Pteridophyta, with observations on microspores in Coals of Carboniferous age. |
1939 |
| details |
Paleozoic |
|
USSR(Kazakh SSR) |
Lyuber,A.A. Atlas of spores and pollen of the Paleozoic deposits of Kazakhstan. |
1955 |
| details |
Early Carboniferous |
|
Scotland |
Potonie,R. Synopsis of the Sporae in situ. |
1962 |
| details |
Early Carboniferous |
|
Scotland |
Potonie,R. Fossil sporae in situ. Comparison with the sporae dispersae. Addition to the synopsis of the sporae in situ. |
1965 |
| details |
Carboniferous |
|
Scotland |
Balme,B.E. Fossil in situ, spores and pollen grains: An annotated catalogue. |
1995 |