original |
Carlim |
|
Scotland |
Bennie,J. On the occurrence of spores in the Carboniferous formation of Scotland. |
1886 |
original |
Early Tournaisian |
|
Scotland |
Bennie,J. On the occurrence of spores in the Carboniferous formation of Scotland. |
1886 |
original |
Nd |
|
Nd |
Schopf,J.M. et al. An annotated synopsis of Paleozoic fossil spores and the definition of generic groups. |
1944 |
original |
Late Carboniferous |
|
W.Germany |
Potonie,R. et al. The genera of Paleozoic sporae dispersae and their stratigraphy. |
1954 |
original |
Visean |
|
USSR(Ukrainian SSR) |
Ishchenko,A.M. et al. Megaspores of the Carboniferous age and their stratigraphic importance |
1962 |