| original |
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 |
|
USSR(Latvian SSR) |
Birkis,A.P. et al. New data on the Cambrian stratigraphy of Western Latvia |
1970 |
| details |
Early Cambrian |
Middle Cambrian |
USSR(Latvian SSR) |
Fridriksone,A.I. Acritarch Baltisphaeridium and its history (?) from the Cambrian sediments of Latvia. (In: Palaeontology and stratigraphy of the Baltic and Byelorussia) |
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 |
Early Cambrian |
|
USSR(Lithuanian SSR) |
Yankauskas,T.V. Stratigraphic subdivision of the Lower Cambrian of Lithuania using acritarchs |
1972 |
| details |
Early Cambrian |
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 |
Middle Cambrian |
USSR(Lithuanian SSR) |
Kisnerius,Y.L. Key sections of the borehole "Stonishkaya" of the Lithuanian SSR. |
1974 |
| details |
Cambrian |
|
Greenland |
Downie,C. Acritarchs from near the Precambrian-Cambrian boundary--A preliminary account. |
1974 |
| details |
Cambrian |
|
Norway |
Downie,C. Acritarchs from near the Precambrian-Cambrian boundary--A preliminary account. |
1974 |
| details |
Cambrian |
|
Scotland |
Downie,C. Acritarchs from near the Precambrian-Cambrian boundary--A preliminary account. |
1974 |
| details |
Middle Cambrian |
|
USSR(Latvian SSR) |
Volkova,N.A. Acritarchs from boundary layers of Lower-Middle Cambrian of West Latvia. |
1974 |
| details |
Middle Cambrian |
|
USSR(Russian Platform) |
Volkova,N.A. Acritarchs from boundary layers of Lower-Middle Cambrian of West Latvia. |
1974 |
| details |
Early Cambrian |
|
Scotland |
Downie,C. Intercontinental correlation of the Lower Cambrian based on acritarchs. |
1974 |
| details |
Early Cambrian |
|
Greenland |
Downie,C. Intercontinental correlation of the Lower Cambrian based on acritarchs. |
1974 |
| details |
Early Cambrian |
|
Norway |
Downie,C. Intercontinental correlation of the Lower Cambrian based on acritarchs. |
1974 |
| details |
Early Cambrian |
|
USSR(Russian Platform) |
Volkova,N.A. Hystrichosphaeridae of the Lower Cambrian. |
1974 |