details |
Late Cambrian |
Ordovician |
Romania |
Visarion,A. et al. Determination of the age of a Crystalline Shales from the Apuseni Mountains, (Romania). |
1971 |
details |
Algonkian |
Middle Cambrian |
Yugoslavia |
Pantic,N.K. et al. Microfloristic remains of Slates from the Vlasina River and their stratigraphic significance. |
1967 |
original |
Vendian |
Early Ordovician |
USSR(Pre-Baltic) |
Timofeev,B.V. Ancient flora of the Prebaltic Region and its stratigraphic significance |
1959 |
details |
Vendian |
Early Ordovician |
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
details |
Late Sinian |
Early Cambrian |
USSR(Yakut ASSR) |
Timofeev,B.V. Stratigraphy, palaeontological characteristics and sectional comparison of Sinian and Cambrian deposits of the northeastern slopes of the Aldansk and the Southern Slopes of the Anabarsk Shields. (In: Material on the geology and petroleum of Yakut ASSR) |
1959 |
details |
Late Sinian |
Early Cambrian |
USSR(Irkutskaya Oblast) |
Rudavskaya,V.A. et al. On the stratigraphy of Cambrian deposits of Pre-Baikal |
1963 |
details |
Late Proterozoic |
Early Cambrian |
USSR(Siberia) |
Timofeev,B.V. Spores of Proterozoic and Early Paleozoic deposits of eastern Siberia and their stratigraphic significance |
1956 |
details |
Algonkian |
Early Cambrian |
Yugoslavia |
Pantic,N.K. et al. Microfloristic remains of Slates from the Vlasina River and their stratigraphic significance. |
1967 |
details |
Late Precambrian |
Early Cambrian |
Arizona |
Downie,C. Palynology of the Chuaria Shales of the Grand Canyon. |
1969 |
details |
Vendian |
Cambrian |
W.Germany(Niedersachsen) |
Timofeev,B.V. The age of a graywache from Lower Saxony. Micropaleontological investigation of samples from the Graywacke of Weesensteiner and Lausitzer. |
1958 |
details |
Riphean |
Cambrian |
Romania |
Iliescu,V. et al. Contributions to the knowledge of the Micro floristic content of the Crystalline Schists complex in the eastern Carpathian |
1965 |
details |
Proterozoic |
Cambrian |
USSR(Karelian ASSR) |
Timofeev,B.V. Stratigraphy and correlation of the Precambrian |
1960 |
details |
Proterozoic |
|
Antarctica |
Vialov,O.S. et al. First find of ancient spores in Antarctica |
1959 |
details |
Vendian |
|
Sweden |
Timofeev,B.V. On the micropaleontological characteristics of the Visingso Formation |
1960 |
details |
Early Cambrian |
|
Romania |
Visarion,A. On the presence of a microfloral association in the Muncel Series, (Bihar Mountains). |
1970 |
details |
Late Proterozoic |
|
Romania |
Dessila-Codarcea,M. et al. On the age of the intracarpathian Metaflysch |
1969 |
details |
|
|
Romania |
Dessila-Codarcea,M. et al. New microfloristic data on the age of the Calcareous Complex of the Sibisel Series. |
1969 |