| details |
Early Riphean |
|
USSR(Bashkir ASSR) |
Andreev,Y.V. et al. Stratigraphy of the Upper Proterozoic of the Russian Plate and the Western Slope of South Urals |
1981 |
| original |
Early Riphean |
|
USSR(Urals) |
Yankauskas,T.V. Riphean microfossils of the Southern Urals. (In: Stratotype of Riphean Paleontology Paleomagnetism. B.M.Keller, editor) |
1982 |
| details |
Early Riphean |
|
USSR(Urals) |
German,T.N. et al. Systematic descriptions of microfossils. (In: Precambrian Microfossils of the USSR. T.V.Yankauskas, editor) |
1989 |
| details |
Early Riphean |
|
USSR(Kazakh SSR) |
Grigaitis,R.K. et al. New Palaeontological data regarding Precambrian deposits of Yuzhnogo Alatau, Central Kazakhstan |
1989 |