| 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(Moscow) |
Volkova,N.A. Cambrian acritarchs; from the Moscow Syneclise |
1996 |
| details |
Late Cambrian |
|
USSR(Moscow) |
Volkova,N.A. Cambrian acritarchs; from the Moscow Syneclise |
1996 |
| 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 |
| details |
Late Cambrian |
Early Tremadocian |
USSR(Estonian SSR) |
Volkova,N.A. Middle and Upper Cambrian acritarchs in the East-European Platform |
1990 |
| details |
Tremadocian |
|
USSR(Estonian SSR) |
Volkova,N.A. Acritarchs from the Upper Pakeroritskogo horizon from northern Estonia and Leningrad Oblast. (In: Paleoflora and Stratigraphy of the Phanerozoic. M.A.Akhmetev, editor) |
1989 |
| details |
Late Cambrian |
Early Tremadocian |
USSR(Estonian SSR) |
Volkova,N.A. Acritarchs of the Desposits of the Cambrian-Ordovician boundary northern Estonia |
1989 |
| details |
Tremadocian |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Nd |
|
Nd |
Rasul,S.M. The Lower Palaeozoic acritarchs Priscogalea and Cymatiogalea |
1974 |
| details |
Tremadocian |
|
Nd |
Diez,M.D.C.R. et al. Range chart of selected Lower Paleozoic acritarch Taxa. |
1974 |
| details |
Arenigian |
|
Morocco |
Rahmani,K. Palynologic study of Paleozoic (Ordovician, Silurian, Devonian) of the Rabat Region, (Oued Bou-Regreg), Morocco. |
1983 |
| details |
Tremadocian |
|
France(Herault) |
Rauscher,R. Micropaleontological and stratigraphic research in the Ordovician and Silurian in France. Study of the acritarchs, chitinozoans and spores. |
1973 |
| details |
Tremadocian |
|
France(Aude) |
Baudelot,S. et al. Discovery of Lower Ordovician acritarchs in the Mouthoumet Massif, Aude. |
1975 |
| details |
Tremadocian |
|
France(Aude) |
Baudelot,S. et al. Palynostratigraphic information on the Lower Paleozoic of the Massif de Mouthoumet (Hautes Corbieres, Aude). |
1977 |
| details |
Late Cambrian |
|
Estonia |
Mens,K.A. et al. Upper Cambrian acritarchs from the basal conglomerate of the Kallavere Formation on the Pakri Peninsula, northwestern Estonia. (In: Commision Internationale de microflore du Paleozoique (CIMP) Acritarch Subcommision: O.Fatka and T.Servais, editors) |
1996 |
| details |
Tremadocian |
|
Estonia |
Volkova,N.A. Acritarchs from the Cambrian-Ordovician boundary sediments of northern Estonia |
1989 |