| details |
Early Permian |
|
Zaire |
Cahen,L. et al. Late Palaeozoic Tillites of the Congo Basin in Zaire. (In: Earth's Pre-Pleistocene Glacial Record. Pre-Pleistocene Tillites. M.J.Hambrey and W.B.Harland, editors) |
1981 |
| details |
Early Triassic |
|
USSR(Ukrainian SSR) |
Yaroshenko,O.P. et al. Miospores and Lower triassic stratigraphy of the Pechora Syneclise. |
1991 |
| details |
Late Carboniferous |
Early Permian |
Kazakstan |
Dunn,M.T. Preliminary palynological assessment of selected horizons across the Carboniferous/Permian Boundary, Aidaralash Creek, Kazakhstan. |
1998 |