| details |
Late Cambrian |
|
Romania |
Solomon,I. et al. Considerations on the crystalline and anchimetamorphic formations from the Vilcan and Retezat Mountains (South Carpathians) |
1976 |
| details |
Late Precambrian |
|
Romania |
Patrulius,D. et al. On the presence of the Pogonophore Sabellidites cambriensis Ian and of the seaweed Vendotaenia antiqua Gnil. in the Pre-Silurian Detrital rocks of the Moldavian Plateau |
1974 |
| details |
Early Cambrian |
|
USSR(Belorussian SSR) |
Medvedeva,A.M. Palynological investigation of Petroleum |
1978 |
| details |
Middle Ordovician |
|
USSR(Estonian SSR) |
Foster,C.B. et al. Gloeocapsomorpha prisca Zalesskey 1917; A new study. Part 1: Taxonomy, geochemistry and palaeoecology. |
1989 |
| details |
Middle Ordovician |
|
USSR(Estonian SSR) |
Foster,C.B. et al. Gloeocapsomorpha prisca, Zalessky,1917; A new study Part LI; Origin of Kukersite, a new interpretation. |
1990 |
| details |
Proterozoic |
|
India(Karnataka) |
Viswanathiah,M.N. et al. Microfossils from the Badami Group, Karnataka South India |
1976 |
| details |
Ordovician |
|
Canada(Saskatchewan) |
Stasiuk,L.D. Oil-prone alginite macerals from organic-rich Mesozoic and Palaeozoic strata, Saskatchewan, Canada. |
1994 |
| details |
Late Ordovician |
|
Canada(Saskatchewan) |
Stasiuk,L.D. Fluorescence properties of Palaeozoic oil-prone Alginite in relation to hydrocarbon generation, Williston Basin, Saskatchewan, Canada. |
1994 |
| details |
Cincinnatian |
|
Illinois |
Guthrie,J.M. et al. Geochemical indicators of depositional environment and source-rock potential for the Upper Ordovician Maquoketa Group, Illinois Basin. |
1994 |
| details |
Ordovician |
|
Poland |
Jagielska,L. Flora of the Ordovician;Microflora |
1972 |
| details |
Late Cambrian |
|
USSR(Estonian SSR) |
Eisenack,A. On Hystrichospheres and other microffossils of the Baltic Silurian and Cambrian |
1951 |
| details |
Late Gothlandian |
|
USSR(Siberia) |
Timofeev,B.V. Ordovician and Silurian phytoplankton of the Siberian Platform. |
1963 |
| details |
Cambrian |
|
USSR(Siberia) |
Rudavskaya,V.A. The acritarchs of the Motsk Strata of the Markovo oil field in East Siberia. (In: Palynology in Petroleum Geology. N.M.Ivanova, editor) |
1971 |
| details |
Early Gothlandian |
|
USSR(Estonian SSR) |
Eisenack,A. On some lower algae of the Baltic Silurian. |
1960 |
| details |
Ordovician |
|
USSR(Estonian SSR) |
Eisenack,A. Microfossils of the Ordovician from the Baltic area.1. |
1958 |
| details |
Silurian |
|
USA(Eastern) |
Cramer,F.H. et al. North American Silurian palynofacies and their spatial arrangement. |
1972 |
| details |
Late Ordovician |
|
USSR(Lithuanian SSR) |
Bagdasaryan,L.L. Phytoplankton from the lower oil bearing formations of the Baltic States. |
1969 |