| original |
Middle Carboniferous |
|
USSR(Ukrainian SSR) |
Ishchenko,A.M. Atlas of microspores and pollen of the Middle Carboniferous Period in the western part of the Donets Basin. |
1952 |
| details |
Nd |
|
Nd |
DybovЎ,S. et al. Microspores of the Upper Silesian Coal Measures. |
1957 |
| details |
Namurian C |
Westphalian C |
USSR(Rostov) |
Egorov,A.I. et al. Spores and pollen of Middle Carboniferous deposits of the Don Basin. |
1971 |
| details |
Tournaisian |
|
USSR(Russian Platform) |
Krylova,A.K. et al. Carboniferous System. (In: Stratigraphy and Paleogeography of the Sinian, Paleozoic and Triassic of the Western Russian Platform. E.M.Lutkevich and A.K.Krilova, editor) |
1973 |