original |
Late Riphean |
Early Cambrian |
USSR(Russian Platform) |
Naumova,S.N. Spore complexes of the Riphean and Lower Cambrian in the USSR |
1961 |
details |
Nd |
|
USSR |
Sarjeant,W.A.S. The Xanthidia: The solving of a palaeontological problem. |
1967 |
details |
Early Cambrian |
|
USSR |
Naumova,S.N. Zonal assemblages of Precambrian and Lower Cambrian plant microfossils of Eurasia and their stratigraphic importance. |
1968 |
details |
Nd |
|
USSR |
Sarjeant,W.A.S. Xanthidia, Palinospheres and "Hystrix": A review of the study of fossil unicellular microplankton with organic cell walls. |
1970 |
details |
Cambrian |
Tremadocian |
USSR(Russian Platform) |
Umnova,N.I. et al. Acritarch assemblages from the Cambrian and Early Ordovician sediments of western and northwestern Russian Platform. (In: Palynology research in Byelorussia and other Regions of the USSR) |
1971 |
details |
Middle Cambrian |
Late Cambrian |
USSR(Lithuanian SSR) |
Bagdasaryan,L.L. Results of micropalaeophytological investigations of oils and stratum waters. (In: Mikrofossilii Drevneishikh Otlozhenii. T.F.Vozzhennikova and T.B.Timofeev, editors) |
1973 |
details |
Cambrian |
Ludlovian |
USSR(Russian Platform) |
Umnova,N.I. Silurian and Ordovician acritarch assemblages from the northern and western parts of the Russian Platform. |
1974 |
details |
Cambrian |
Ludlovian |
USSR(Pre-Baltic) |
Umnova,N.I. Silurian and Ordovician acritarch assemblages from the northern and western parts of the Russian Platform. |
1974 |
details |
Tremadocian |
|
USSR(Moscow) |
Ivanova,T.D. Cambrian-Ordovician boundary Beds of the Moscow Syneclise |
1975 |
details |
Ordovician |
Silurian |
USSR(Russian Platform) |
Umnova,N.I. Ordovician and Silurian acritarchs of the Moscow Basin and Prebaltic |
1975 |
details |
Sinian |
|
China(SW.China) |
Yin,L. et al. Pre-Cambrian microfloras of Southwest China, with reference to their stratigraphical significance. |
1978 |
details |
Late Sinian |
|
China(Anhwei) |
Yang,Q. et al. Subdivision and correlation of Sinian suberathem in northern Jiangsu and Anhui. (In: Proceedings of the Conference:Research on Precambrian Geology;Sinian Suberathen in China.) |
1980 |
details |
Late Sinian |
|
China(Kiangsu) |
Yang,Q. et al. Subdivision and correlation of Sinian suberathem in northern Jiangsu and Anhui. (In: Proceedings of the Conference:Research on Precambrian Geology;Sinian Suberathen in China.) |
1980 |
details |
Precambriam |
|
China |
Xing,Y. Advance on study of Precambrian micropalaeophyta in China. |
1987 |
details |
Late Riphean |
Early Cambrian |
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |