| original |
Early Cambrian |
|
USSR(Estonian SSR) |
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(Russian Platform) |
Volkova,N.A. Acritarchs of the Northwestern Russian Platform. (In:Tommotsk age and problems of the Lower Cambrian) |
1969 |
| details |
Early Cambrian |
Middle Cambrian |
USSR(Latvian SSR) |
Birkis,A.P. et al. New data on the Cambrian stratigraphy of Western Latvia |
1970 |
| details |
Ordovician |
|
USSR(Yaroslav) |
Umnova,N.I. et al. Acritarchs from the Yaroslavskoi series of the northern part of the Russian Platform |
1970 |
| details |
Cambrian |
Tremadocian |
USSR(Russian Platform) |
Umnova,N.I. et al. Acritarch assemblages from the Cambrian and Early Ordovician sediments of western and northwestern Russian Platform. (In: Palynology research in Byelorussia and other Regions of the USSR) |
1971 |
| details |
Early Cambrian |
|
USSR(Moscow) |
Volkova,N.A. et al. On the distribution of acritarchs in the Lower Cambrian deposits of the Moscow Synclise. (In: Palynology and Stratigraphy of the Paleozoic, Mesozoic and Paleogene of the European Part of the USSR and Central Asia) |
1971 |
| details |
Early Cambrian |
|
USSR(Russian Platform) |
Volkova,N.A. Lower Cambrian "Hystrichosphaerids." |
1971 |
| details |
Cambrian |
|
Poland |
Jagielska,L. Flora of the Cambrian;Microflora |
1972 |
| details |
Vendian |
|
Poland |
Jagielska,L. Flora of the Vendian; Microflora |
1972 |
| details |
Early Cambrian |
|
USSR(Latvian SSR) |
Birkis,A.P. et al. New data on the Cambrian stratigraphy of eastern Latvia |
1972 |
| details |
Vendian |
Middle Cambrian |
USSR(Russian Platform) |
Volkova,N.A. Acritarchs and Correlaiton of the Vendian and Cam Brian deposits in the West of the Russian Platform |
1973 |
| details |
Early Cambrian |
|
USSR(Estonian SSR) |
Yankauskas,T.V. et al. Micropaleotological characteristic of the stratotype sections of the Estonian Lower Cambrian. |
1973 |
| details |
Ordovician |
|
USSR(Latvian SSR) |
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 |
Early Cambrian |
Middle Cambrian |
USSR(Lithuanian SSR) |
Kisnerius,Y.L. Key sections of the borehole "Stonishkaya" of the Lithuanian SSR. |
1974 |
| details |
Late Vendian |
Early Cambrian |
Poland |
Aren,B. et al. Organic remains at the Vendian-Cambrian boundary in the Platform sediments in Poland |
1974 |
| details |
Late Vendian |
|
USSR(European) |
Sokolov,B.S. The problem of the boundary between the Precambrian and the Cambrian |
1974 |
| details |
Early Cambrian |
|
USSR(Estonian SSR) |
Yankauskas,T.V. Paleontological Base for the geological dating of the Izhorian Suite of the Cambrian in the Russian Platform |
1974 |