| original |
Vendian |
|
USSR(Krasnoyarsk Kray) |
Pyatiletov,V.G. Microfossils (acritarchs) from Precambrian and Lower Cambrian deposits of the Marsk Trough. (In: Stratigraphy and Paleontology of the Lower and Middle Cambrian of the USSR. I.T.Zhuravleva, editor) |
1976 |
| details |
Early Cambrian |
|
USSR(Altai Kray) |
Pjatiletov,V.G. Microfossils of the Mansk Trough. (In: Geological constitution of the Mansk Trough and its position in the Sayan-Altai "Baikalides") |
1978 |
| details |
Vendian |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Late Precambrian |
|
USSR(Krasnoyarsk Kray) |
Sarjeant,W.A.S. et al. The Micrhystridium and Veryhachium Complexes (Acritarcha: Acanthomorphitae and Polygonomorphitae): A taxonomic reconsideration. |
1994 |