| details |
Vendian |
|
USSR(Urals) |
Medvedeva,A.M. Palynological investigation of Petroleum |
1978 |
| details |
Early Carboniferous |
|
USSR(Urals) |
Medvedeva,A.M. Palynological investigation of Petroleum |
1978 |
| details |
Devonian |
Carboniferous |
USSR(Ukrainian SSR) |
Medvedeva,A.M. Palynological investigation of Petroleum |
1978 |
| details |
Carboniferous |
|
USSR(Ukrainian SSR) |
Medvedeva,A.M. Palynological investigation of Petroleum |
1978 |
| original |
Late Riphean |
|
USSR(Russian Platform) |
Naumova,S.N. Spore complexes of the Riphean and Lower Cambrian in the USSR |
1961 |
| details |
Late Riphean |
|
USSR(Russian Platform) |
Volkova,N.A. Acritarchs of the Precambrian and Lower Cambrian deposits of Estonia. (In: Problems related to the boundary layers of the Riphean and Cambrian of the Russian Platform, the Urals and Kazakhstan -By-N.A.Volkova et al) |
1968 |
| details |
Early Cambrian |
|
USSR(Kazakh SSR) |
Sergeev,V.N. et al. Microbiota in Lower Cambrian Phosphorite of Karatau, Southern Kazakhstan |
1989 |
| details |
Early Cambrian |
|
USSR(Irkutskaya Oblast) |
Faizulina,Z.K. et al. Microfossils from the Lower Cambrian deposits of the Irkutsk Amphitheatre. (In: Microfossils of the Oldest Deposits) |
1973 |
| details |
Early Cambrian |
|
USSR(European) |
Sokolov,B.S. The problem of the boundary between the Precambrian and the Cambrian |
1974 |
| details |
Early Cambrian |
|
USSR(Baltic) |
Taugourdeau,J. Reports on Pre-Devonian spores. |
1965 |
| details |
Late Precambrian |
|
USSR(Arkhangelsk Oblast) |
Sivertseva,I.A. et al. Microfossil from Late Precambrian deposits from the Arkhangelsk Oblast. (In: Paleontology of the Precambrian and Early Cambrian.) |
1979 |
| details |
Precambriam |
|
USSR |
Taugourdeau,J. Reports on Pre-Devonian spores. |
1965 |
| details |
Precambriam |
Cambrian |
USSR |
Volkova,N.A. Nature and classification of microfossils of plant origin from Precambrian and Lower Paleozoic. |
1965 |
| details |
Precambriam |
Cambrian |
USSR |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 4. Supplement to all Groups, (Turmae). |
1966 |
| details |
Early Cambrian |
|
Sweden |
Vidal,G. et al. Proterozoic plankton. |
1983 |
| details |
Precambriam |
Cambrian |
Scotland |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 4. Supplement to all Groups, (Turmae). |
1966 |
| details |
Early Cambrian |
|
Poland |
Piskun,L.V. et al. Paleobiogeography of the Lower Cambrian deposits of Byelorussia |
1992 |