| original |
Early Cambrian |
|
USSR |
Naumova,S.N. Zonal assemblages of Precambrian and Lower Cambrian plant microfossils of Eurasia and their stratigraphic importance. |
1968 |
| details |
Late Vendian |
|
USSR(Yakut ASSR) |
Ilchenko,L.N. Acritarchs of the Late Pre-Cambrian and Early Cambrian of the Pre-Kolymsk Rise. (In: The Riphean deposits of the Central Sector of the Arctic (Collected Articles). V.Y.Kabankova, editors) |
1972 |
| details |
Late Precambrian |
Early Cambrian |
USSR |
Naumova,S.N. Plant microfossils of Precambrian and Lower Cambrian of Eurasia and their significance for stratigraphy. |
1974 |
| details |
Late Precambrian |
|
USSR(Buryat ASSR) |
Kuznetzov,K.N. et al. New data on the stratigraphy of Late Precambrian of the Kurtun River Basin, (southwestern Pri-Baikal). (In: Material on the Biostratigraphy and Paleogeography of Eastern Siberia) |
1975 |
| details |
Late Proterozoic |
Early Cambrian |
USSR(Taymyr Nat.Okrug) |
Datsenko,V.A. Transitional deposits of the Upper Proterozoic and Lower Cambrian of the Noril'sk Ore-Mining Region. The Siberian Platform. (In: Transitional deposits of the Pre-Cambrian and Cambrian of the Siberian Platform. (Biostratigraphy, paleontology, conditions of Formation.) |
1981 |
| details |
Vendian |
|
Romania |
Olaru,L. et al. Palynostratigraphy of some metamorphic formations in the East Carpathians of Roumania. |
1984 |
| details |
Vendian |
Early Cambrian |
Romania |
Olaru,L. et al. Palynostratigraphy of some metamorphic Formations of the eastern Carpatians of Roumania |
1984 |
| details |
Early Cambrian |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |