| details |
Anisian |
|
USSR(Ukrainian SSR) |
Kara-Murza,E.N. Spore-pollen complexes in Triassic deposits of the Cape Tsvetkov Region. |
1958 |
| details |
Late Triassic |
|
USSR(Ukrainian SSR) |
Kara-Murza,E.N. Spore-pollen complexes in Triassic deposits of the Cape Tsvetkov Region. |
1958 |
| details |
Tournaisian |
|
USSR(Ukrainian SSR) |
Ishchenko,A.M. Spores and pollen of Lower Carboniferous deposits of the Western extension of the Donetz Basin and their values for stratigraphy. |
1956 |
| details |
Tournaisian |
Visean |
USSR(Ukrainian SSR) |
Ishchenko,A.M. Spores and pollen of Lower Carboniferous deposits of the Western extension of the Donetz Basin and their values for stratigraphy. |
1956 |
| details |
Frasnian |
|
USSR(Ukrainian SSR) |
Novik,E.O. Stratigraphy of the Devonian deposits of the Dnieper-Donetz Basin |
1954 |
| details |
Frasnian |
|
USSR(Ukrainian SSR) |
Novik,E.O. Stratigraphy of the Devonian deposits of the Dnieper-Donetz Basin |
1954 |
| original |
Early Carboniferous |
|
USSR(Urals) |
Naumova,S.N. The "Vtorogo Baku" Coal. |
1941 |