| original |
Visean |
|
Scotland |
Love,L.G. Assemblages of small spores from the Lower Oil-Shale Group of Scotland. |
1960 |
| details |
Late Visean |
|
Scotland |
Sullivan,H.J. et al. Visean spores from Scotland. |
1966 |
| details |
Springerian |
|
Oklahoma |
Felix,C.J. et al. Palynology of the Springer Formation of southern Oklahoma, USA. |
1967 |
| details |
Visean |
|
United Kingdom |
Smith,A.H.V. et al. Miospores in the coal seams of the Carboniferous of Great Britain. |
1967 |
| details |
Chesterian |
|
Iowa |
Urban,J.B. Palynology and the Independence Shale of Iowa. |
1971 |
| details |
Late Visean |
|
Egypt(Sinai) |
Kora,M. Carboniferous miospore assemblages from the Abu Robeiyim boreholes West-Central Sinai, Egypt. |
1993 |