| original |
Proterozoic |
Early Ordovician |
USSR(Pre-Baltic) |
Timofeev,B.V. Ancient flora of the Prebaltic Region and its stratigraphic significance |
1959 |
| details |
Precambriam |
Early Ordovician |
Poland |
Jagielska,L. Microspores of the older Palaeozoic from Bore-Hole Uszkowce 1. |
1962 |
| details |
Proterozoic |
Middle Ordovician |
North America |
Schopf,J.M. Early Paleozoic palynomorphs. (In: Aspects of Palynology. R.H. Tschudy and R.A. Scott, editors) |
1969 |
| details |
Proterozoic |
Middle Ordovician |
Europe |
Schopf,J.M. Early Paleozoic palynomorphs. (In: Aspects of Palynology. R.H. Tschudy and R.A. Scott, editors) |
1969 |
| details |
Early Cambrian |
|
USSR(Siberia) |
Kuznetsov,V.A. On the age of Volcanic-Sedimentary Beds of the Southwest Flank of the Kholzunsk-Chuysk Anticlinorium of Rudnyy Alay. |
1961 |
| details |
Late Precambrian |
Early Cambrian |
Poland |
Jagielska,L. New data on the Eocambrian and Lowermost Cambrian microflora from the Klimontow Anticlinorium. |
1965 |
| details |
Caradocian |
|
Poland |
Jagielska,L. Preliminary note on microspores from the Ordovician of Brzeziny and Zbrza in the Swiety Krzyz Mts. |
1962 |
| details |
Arenigian |
|
Poland |
Jagielska,L. Preliminary note on microspores from the Ordovician of Brzeziny and Zbrza in the Swiety Krzyz Mts. |
1962 |
| details |
Vendian |
Early Cambrian |
Poland |
Jagielska,L. Microflora in the Eocambrian and Lower Cambrian deposits in the eastern area of Poland |
1966 |
| details |
Late Precambrian |
|
USSR(Siberia) |
Spizharsky,T.N. Late Precambrian deposits of the Siberian Platform |
1958 |
| details |
Late Precambrian |
|
USSR(Siberia) |
Spizharsky,T.N. Late Precambrian deposits of the Siberian Platform |
1958 |
| details |
Nd |
|
USSR(Yakut ASSR) |
Vinogradov,V.A. et al. Identification of Permian sediments on Bolshoy Lyakhov Island. |
1975 |
| details |
Proterozoic |
Early Ordovician |
USSR(Karelian ASSR) |
Timofeev,B.V. Stratigraphy and correlation of the Precambrian |
1960 |
| details |
Early Cambrian |
|
Poland |
Wazynska,H. Preliminary microfloristic examinations of the Sinian and Cambrian deposits from the Bialowieza area |
1967 |
| details |
Late Proterozoic |
|
USSR(Novosibirskaya) |
Vinogradov,V.A. et al. The stratigraphy of Permian deposits on the Bolshoy Lyakovskiy Island. |
1974 |
| details |
Early Paleozoic |
|
USSR(Urals) |
Motovilov,P.I. Studies of plant remains in oil |
1965 |
| details |
Early Cambrian |
|
Antarctica |
Korotkevich,E.S. et al. The age of the east Antarctic rocks. |
1959 |