| details |
Early Frasnian |
|
USSR(Yaroslav) |
Bagdasaryan,L.L. The significance of microphytofossils in the solving of some problems in petroleum geology. (In: Mikrofitofossilii v neftyanoi geologii. N. A. Timoshina, editor) |
1980 |
| details |
Late Ordovician |
|
USSR(Lithuanian SSR) |
Bagdasaryan,L.L. Phytoplankton from the lower oil bearing formations of the Baltic States. |
1969 |
| details |
Cambrian |
|
USSR(Kalinin) |
Bagdasaryan,L.L. Results of micropalaeophytological investigations of oils and stratum waters. (In: Mikrofossilii Drevneishikh Otlozhenii. T.F.Vozzhennikova and T.B.Timofeev, editors) |
1973 |
| details |
Late Devonian |
Early Carboniferous |
USSR(Tadzhik SSR) |
Babkin,V.F. et al. New data of the age of metamorphic terrigenous rock of Zeravshan-Hissar (Southern Tian-Shan) |
1987 |
| details |
Famennian |
|
USSR(Belorussian SSR) |
Avkhimovich,V.I. Structural features and stratigraphy of Starobin Potassium Salt Deposits of Byelorussia. (In: Problems of Regional Geology of the Prebaltic and Bylorussia. U.M.Kurghs, editor) |
1973 |
| details |
Late Famennian |
|
USSR(Belorussian SSR) |
Avkhimovich,V.I. Comparison of Upper Famennian deposits of the Pripyat Depression and the Central Devonian Field. (In: Contempory Problems of Geology of the Byelorussian SSR. Collection of Scientific Papers) |
1978 |
| details |
Famennian |
|
USSR(Belorussian SSR) |
Avkhimovich,V.I. Palynological characterization of the Upper Famennian Saliferous Formation in the Pripyat Depression. |
1974 |
| details |
Middle Ordovician |
Early Gothlandian |
USSR(Yaroslav) |
Aristova,K.E. et al. Upper Ordovician and Silurian of the Moscow Syneclise |
1977 |
| details |
Late Llandoverian |
Wenlockian |
USSR(Moscow) |
Aristova,K.E. Palynological research of Silurian deposits in the Moscow Basin. |
1976 |
| details |
Liassic |
|
|
Arguijo,M.H. et al. A palynological study of the Piedra Pintada Formation, Lower Jurassic of the Neuqu©n Basin (Argentina). |
1981 |
| details |
Early Gothlandian |
Late Gothlandian |
USSR(Russian Platform) |
Andreeva,E.M. The Upper Proterozoic and Lower Paleozoic microfossils from some Regions of the Russian Platform. (In: Mikrofossilii Drevneishikh Otlozhenii. T.F.Vozzhennikova and T.B.Timofeev, editors) |
1973 |
| details |
Kazanian |
Middle Anisian |
West Pakistan |
Anderson,H.M. et al. A preliminary review of the biostratigraphy of the uppermost Permian, Triassic and lowermost Jurassic of Gondwanaland. |
1970 |
| details |
Artinskian |
|
India(Madhya Pradesh) |
Anand-Prakash et al. Miofloral studies of the Lower Gondwana sediments in Johilla Coalfield, Madhya Pradesh, India. |
1984 |