| original |
Vendian |
|
USSR |
Naumova,S.N. Zonal assemblages of Precambrian and Lower Cambrian plant microfossils of Eurasia and their stratigraphic importance. |
1968 |
| details |
Precambriam |
Early Cambrian |
USSR(Kirghiz SSR) |
Nikitina,T.M. Microfossils from the Precambrian-Cambrian Boun Dary Beds of the Maly Karatau Ridge (Northern Tian-Shan) |
1971 |
| details |
|
|
USSR(Kazakh SSR) |
Lopukhin,A.S. The Proterozoic and Early Cambrian phytoplankton of Tien Shan. |
1973 |
| details |
Vendian |
Early Cambrian |
USSR(Yakut ASSR) |
Lopukhin,A.S. Acritarchs of the Proterozoic and Early Paleozoic of Tyan-Shan. (In: Palynology of Proterophyte and Palaeophyte.S.N.Naumova, editor) |
1974 |
| details |
Nd |
|
Nd |
Rudavskaya,V.A. Systematic principles of sphaeromorphs. (In:Mikrofitofossilii Proterozoya i Rannego Paleozoya SSSR. B.V.Timofeev, editor) |
1974 |
| details |
Late Precambrian |
Early Cambrian |
India |
Venkatachala,B.S. A decade of stratigraphic palynology in India. |
1976 |
| details |
Precambriam |
|
USSR |
Yankauskas,T.V. et al. Fifth All-Union Colloquium on Precambrian microfossils of the USSR |
1987 |
| details |
Precambriam |
|
USSR |
Yankauskas,T.V. et al. Status of the study. (In: Precambrian Microfossils of the USSR. T.V.Yankauskas, editor) |
1989 |
| details |
Nd |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |