| details |
Vendian |
|
USSR(Russian Platform) |
Pykhova,N.G. Acritarchs of Precambrian sections of southern Urals, Siberia, Eastern European Platform and their stratigraphic significance. (In: Mikrofossilii Drevneishikh Otlozhenii. T.F.Vozzhennikova and T.B.Timofeev, editors) |
1973 |
| details |
Early 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 Vendian |
|
USSR(Taymyr Nat.Okrug) |
Ilchenko,L.N. Late Precambrian and Early Cambrian acritarchs of the Northwestern Siberian Platform |
1971 |
| details |
Middle Devonian |
Late Devonian |
Brazil(Amazonas) |
Daemon,R.F. et al. Palynological zonation of the Amazon Basin. |
1971 |
| details |
Early Devonian |
|
|
Lange,F.W. et al. The Devonian of the Parana Basin |
1967 |