details |
Aeronian |
Telychian |
Worldwide |
Molyneux,S.G. et al. Paleozoic phytoplankton. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
details |
Late Cambrian |
|
USSR(Yaroslav) |
Volkova,N.A. Acritarchs of the Middle and Upper Cambrian in the Moscow Syncline |
1980 |
details |
Late Cambrian |
Early Tremadocian |
USSR(Yaroslav) |
Volkova,N.A. Middle and Upper Cambrian acritarchs in the East-European Platform |
1990 |
details |
Late Cambrian |
|
USSR(Yaroslav) |
Volkova,N.A. Paleogeography of phytoplankton at Cambrian-Ordovician boundary |
1997 |
details |
Ordovician |
|
USSR(Russian Platform) |
Umnova,N.I. Ordovician and Silurian acritarchs of the Moscow Basin and Prebaltic |
1975 |
details |
Tremadocian |
Early Wenlockian |
USSR(Russian Platform) |
Umnova,N.I. Silurian and Ordovician acritarch assemblages from the northern and western parts of the Russian Platform. |
1974 |
details |
Tremadocian |
Early Wenlockian |
USSR(Pre-Baltic) |
Umnova,N.I. Silurian and Ordovician acritarch assemblages from the northern and western parts of the Russian Platform. |
1974 |
details |
Late Cambrian |
|
USSR(Moscow) |
Dmitrovskaya,Y.E. New data on the Paleozoic stratigraphy in Moscow Synclise Article I Cambrian |
1988 |
details |
Late Cambrian |
|
USSR(Leningrad) |
Volkova,N.A. et al. New Upper Cambrian acritarchs from the Leningrad Oblast, (Ladoga Formation). |
1985 |
details |
Late Cambrian |
|
USSR(Leningrad) |
Borovko,N.G. et al. The reference section of Cambrian and Ordovician boundry sediments at North-West Russian Plate (Izhora River) |
1984 |
details |
Late Cambrian |
Early Tremadocian |
USSR(Leningrad) |
Volkova,N.A. Middle and Upper Cambrian acritarchs in the East-European Platform |
1990 |
details |
Late Cambrian |
|
USSR(Leningrad) |
Volkova,N.A. Phytoplankton and acritarch research of Cambrian-Ordovician deposits of the Baltic Region |
1995 |
details |
Late Cambrian |
|
USSR(Leningrad) |
Volkova,N.A. Paleogeography of phytoplankton at Cambrian-Ordovician boundary |
1997 |
details |
Early Gothlandian |
|
USSR(Leningrad) |
Umnova,N.I. Ordovician and Silurian acritarchs of the Moscow Basin and Prebaltic |
1975 |
details |
Late Tremadocian |
Early Arenigian |
USSR(European) |
Rybnikova,M.B. et al. Differentiation of Lower Ordovician terrigenous /Sediments in the Moscow Syneclise |
1984 |
details |
Early Tremadocian |
|
USSR(Estonian SSR) |
Volkova,N.A. New species of acritarchs from the Lower Tremadocian of Estonia. (In: Palynology in the USSR. A.F.Chlonova, editor) |
1988 |
details |
Early Ordovician |
|
USSR(Estonian SSR) |
Volkova,N.A. et al. Distribution of acritarchs in the Cambrian - Ordovician boundary Beds of the Suhkrumagi section (North Estonia). |
1988 |