| details |
Vendian |
|
USSR(Yakut ASSR) |
Moczydlowska,M. et al. Neoproterozoic (Vendian) phytoplankton from the Siberian Platform, Yakutia |
1993 |
| details |
Proterozoic |
|
USSR(Siberia) |
Knoll,A.H. Proterozoic and Early Cambrian Protists: Evidence for accelerating evolutionary Tempo. (In: Tempo and Mode in Evolution: Genetics and Paleontology 50 years after Simpson. W.M.Fitch and F.J.Ayala, editors) |
1995 |
| details |
Middle Riphean |
|
Russia(Irkutsk) |
Faizullin,M.S. New data on microfossils Baikalia of the Patum Upland |
1998 |