| details |
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 |
Late Carboniferous |
|
USSR(Urals) |
Vyalukhin,G.I. On the age of deposits of the upper part of the Urtazymsk Suite (Southern Urals). (In: Upper Paleozoic Terrigenous Deposits of the Urals.) |
1970 |
| details |
Early Moscovian |
|
USSR(Permsk Oblast) |
Shcherbakova,M.V. et al. Characteristics of Carboniferous deposits of the northern part of the Kizelovsk Region. (In: Carboniferous Stratigraphy, Fusulinidae and Miospores of the Urals, Svedlovsk. G.N.Papulov et al, editor) |
1980 |