| details |
Middle Ordovician |
|
Estonia |
Wicander,R. et al. Green and Blue-Green algae. 7E-Gloeocapsomorpha. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Nd |
|
Nd |
Wicander,R. et al. Green and Blue-Green algae. 7E-Gloeocapsomorpha. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Ordovician |
|
North America |
Wicander,R. et al. Green and Blue-Green algae. 7E-Gloeocapsomorpha. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Nd |
|
Nd |
Batten,D.J. Palynofacies and Petroleum potential. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Ordovician |
|
Nd |
Peniguel,G. et al. Microalgae -their importance in stratigraphy and petroleum exploration. |
1989 |
| details |
Middle Caradocian |
|
Iowa |
Pancost,R.D. et al. Organic-matter source variation and the expression of a Late Middle Ordovician carbon isotope eccursion. |
1999 |
| details |
Late Ordovician |
|
Canada(Saskatchewan) |
Pak,R. et al. Ichnology of the Yeoman Formation. |
2003 |
| details |
Late Proterozoic |
|
Morocco |
Choubert,G. et al. First results of acritarch research in the Precambrian of the Anti-Atlas. |
1979 |
| details |
Vendian |
|
USSR(Arkhangelsk Oblast) |
Rudavskaya,V.A. et al. Stratigraphic differentiation of the Upper Precambrian from the Mezen Basin on the basis of assemblages of microplytofossils. (In: Questions of Phytostratigraphy. S.R.Samoilovich et al, editors) |
1977 |
| details |
Ordovician |
Silurian |
USSR(Baltic) |
Bagdasaryan,L.L. The significance of microphytofossils in the solving of some problems in petroleum geology. (In: Mikrofitofossilii v neftyanoi geologii. N. A. Timoshina, editor) |
1980 |
| details |
Arenigian |
|
Australia(Queensland) |
Playford,G. et al. Acritarch palynology of Lower Ordovician strata, Georgina Basin, Queensland, Australia. |
1988 |
| details |
Late Precambrian |
|
USSR(Arkhangelsk Oblast) |
Sivertseva,I.A. Microphytofossils of the Upper Precambrian strata of Southwestern White Sea. (In: Stratigraphy and Correlation of Sediments Using Palynology Methods. Materials IV All-Union Palynological Conference. G.N.Papulov, editor) |
1983 |
| details |
Middle Riphean |
Late Riphean |
Morocco |
Choubert,G. et al. Subdivisions of the Precambrian in Anti-Atlas in terms of a model for Project PICG No.2. (In: Principles and Criteria of Subdivision of Precambrian Mobile Zones. F.P.Mitrofanov, editor) |
1980 |
| details |
Riphean |
|
Morocco |
Choubert,G. et al. The Precambrian in North Peri-Atlantic and South Mediterranean Mobile zones; General results. (In: The Precambrian in Mobile Zones.) |
1980 |
| 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 Arenigian |
Middle Arenigian |
Australia(Queensland) |
Playford,G. et al. Acritarch palynoflora of the Coolibah Formation (Lower Ordovician) Georgina Basin,Queensland. (In: Palynological and Palaeobotanical Studies in Honour of Basil E. Balme. P.A. Jell and G. Playford, editors) |
1988 |