| details |
Middle Ordovician |
|
USSR(Irkutskaya Oblast) |
Rudavskaya,V.A. Micropaleaephytological characteristics of Lower Palaeozoic deposits of the Markov oil Field |
1966 |
| details |
Riphean |
Early Cambrian |
USSR(Arkhangelsk Oblast) |
Rudavskaya,V.A. et al. Stratigraphic differentiation of the Upper Precambrian from the Mezen Basin on the basis of assemblages of microplytofossils. (In: Questions of Phytostratigraphy. S.R.Samoilovich et al, editors) |
1977 |
| details |
Nd |
|
Nd |
Rudavskaya,V.A. Systematic principles of sphaeromorphs. (In:Mikrofitofossilii Proterozoya i Rannego Paleozoya SSSR. B.V.Timofeev, editor) |
1974 |
| details |
Early Paleozoic |
|
Ghana |
Riegel,W. et al. Lower Paleozoic acritarchs of the Sekondi Series of Ghana (West Africa). |
1980 |
| details |
Early Gothlandian |
|
France(Manche) |
Rauscher,R. Micropaleontological and stratigraphic research in the Ordovician and Silurian in France. Study of the acritarchs, chitinozoans and spores. |
1973 |
| details |
Middle Precambrian |
Cambrian |
India |
Prasad,K.N. Review of Precambrian microfossils from Peninsular India. (In: Stromatolites, Characteristics and Utility) |
1980 |
| details |
Cambrian |
|
India |
Prasad,K.N. Review of Precambrian microfossils from Peninsular India. (In: Stromatolites, Characteristics and Utility) |
1980 |
| details |
Early Cambrian |
|
Poland |
Piskun,L.V. et al. Paleobiogeography of the Lower Cambrian deposits of Byelorussia |
1992 |
| details |
Late Ordovician |
|
USSR(Lithuanian SSR) |
Pa?keviciene,L. Acritarchs from the Upper Ordovician of East Lithuania |
1993 |
| details |
Vendian |
|
USSR(Urals) |
Medvedeva,A.M. Palynological investigation of Petroleum |
1978 |
| details |
Devonian |
|
USSR(Ukrainian SSR) |
Medvedeva,A.M. Palynological investigation of Petroleum |
1978 |
| details |
Devonian |
Permian |
USSR(Ukrainian SSR) |
Medvedeva,A.M. Palynological investigation of Petroleum |
1978 |
| details |
Cretaceous |
|
USSR(Krasnodar Kray) |
Medvedeva,A.M. Palynological investigation of Petroleum |
1978 |
| details |
Devonian |
|
USSR(Stavropol Kray) |
Medvedeva,A.M. Palynological investigation of Petroleum |
1978 |
| details |
Nd |
|
Nd |
Medvedeva,A.M. Palynological investigation of Petroleum |
1978 |
| details |
Early Carboniferous |
|
USSR(Urals) |
Medvedeva,A.M. Palynological investigation of Petroleum |
1978 |
| details |
Middle Jurassic |
|
USSR(Kazakh SSR) |
Medvedeva,A.M. et al. Direct evidence for vertical oil migration in the eastern Precaspian. |
1993 |