| details |
Vendian |
|
USSR(Siberia) |
Timofeev,B.V. Proterozoic and Early Paleozoic microfossils |
1971 |
| original |
Late Riphean |
Vendian |
USSR(Ukrainian SSR) |
Timofeev,B.V. Pre-Cambrian microplankton from the Ukraine. |
1973 |
| details |
Nd |
|
Nd |
Timofeev,B.V. et al. Geometric principles for the morphologic classification of microfossils. (In: Microfossils USSR. T.F.Vozzhennikova et al, editors) |
1974 |
| details |
Vendian |
|
USSR(Russian Platform) |
Yakobson,K.E. et al. The Lower boundary of the Vendian in its stratotype locality. |
1978 |