| details |
Middle Carboniferous |
Late Carboniferous |
USSR(Kemerovskaya) |
Andreeva,E.M. et al. Palaeopalynology. (Three Volumes: Volume I: Methods. Volume II: Complexes of palynomorphs of the Precambrian-Holocene of the USSR. Volume III: Figures and Plates. Editor-I.M. Pokrovskaya) |
1966 |
| details |
Early Carboniferous |
|
USSR(Kazakh SSR) |
Somers,Y. Revision of the genus Lycospora, Schopf, Wilson and Bentall. |
1972 |
| details |
Early Carboniferous |
|
USSR(Siberia) |
Oshurkova,M.V. The Lower and Middle Carboniferous boundary in the Tunguska paleobotanical Region; From palynological studies. (In: Problems of Stratigraphy of the Paleozoic, (Devonian, Carboniferous). A.P.Rotai et al, editors) |
1978 |
| details |
Bashkirian |
Kasimovian |
Ukraine |
Oshurkova,M.V. et al. Palynostratigraphy of Carboniferous deposits. (In: Practical Palynostratigraphy. L.A. Panova et al, editors) |
1990 |