original |
Proterozoic |
Early Ordovician |
USSR(Pre-Baltic) |
Timofeev,B.V. Ancient flora of the Prebaltic Region and its stratigraphic significance |
1959 |
details |
Early Ordovician |
|
Poland |
Jagielska,L. Microspores of the older Palaeozoic from Bore-Hole Uszkowce 1. |
1962 |
details |
Tremadocian |
|
Poland |
Jagielska,L. Microspores of the older Palaeozoic from Bore-Hole Uszkowce 1. |
1962 |
details |
Precambriam |
|
USSR |
Schopf,J.M. Precambrian microfossils. (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 |
Early Cambrian |
|
USSR(Kazakh SSR) |
Semenov,A.I. et al. The age of the Kryk-Kudusk intrusion in North Kazakhstan. |
1961 |
details |
Early Cambrian |
|
Poland |
Samsonowicz,J. The Lower Cambrian of the Klimontow Anticlinorium. |
1960 |
details |
Late Precambrian |
Early Cambrian |
Poland |
Jagielska,L. New data on the Eocambrian and Lowermost Cambrian microflora from the Klimontow Anticlinorium. |
1965 |
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 |
Late Precambrian |
|
USSR(Siberia) |
Spizharsky,T.N. Late Precambrian deposits of the Siberian Platform |
1958 |
details |
Late Precambrian |
|
USSR(Taymyr Nat.Okrug) |
Spizharsky,T.N. Late Precambrian deposits of the Siberian Platform |
1958 |
details |
Proterozoic |
Cambrian |
USSR(Karelian ASSR) |
Timofeev,B.V. Stratigraphy and correlation of the Precambrian |
1960 |
details |
Nd |
|
USSR(Yakut ASSR) |
Vinogradov,V.A. et al. Identification of Permian sediments on Bolshoy Lyakhov Island. |
1975 |
details |
Late Precambrian |
Early Cambrian |
Arizona |
Downie,C. Palynology of the Chuaria Shales of the Grand Canyon. |
1969 |
details |
Late Proterozoic |
|
USSR(Novosibirskaya) |
Vinogradov,V.A. et al. The stratigraphy of Permian deposits on the Bolshoy Lyakovskiy Island. |
1974 |