| details |
Nd |
|
Nd |
Combaz,A. Algal materials and the origin of oil. |
1973 |
| details |
Riphean |
|
USSR |
Timofeev,B.V. The Precambrian microplant fossils and their significance in identification and correlation. |
1968 |
| details |
Late Proterozoic |
|
USSR(Siberia) |
Ivanevskaya,A.V. et al. Distribution of microphytofossils in different lithological zones of Riphean in East Siberia. (In: Microfossils USSR. T.F.Vozzhennikova et al, editors) |
1974 |
| details |
Ordovician |
|
USSR(Estonian SSR) |
Collinson,M.E. et al. The oil-generating potential of plants from coal and coal-bearing strata through time: A review with new evidence from Carboniferous plants. (In: Coal and Coal-bearing Strata as Oil-Prone Source Rocks. A.C.Scott and A.J.Fleet, editors) |
1994 |
| 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 |
Nd |
|
Nd |
Batten,D.J. Palynofacies and palaeoenvironmental interpretation. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Nd |
|
Nd |
Peniguel,G. et al. Microalgae -their importance in stratigraphy and petroleum exploration. |
1989 |
| details |
Nd |
|
Nd |
Servais,T. Some considerations on acritarch classification |
1996 |
| original |
Early Silurian |
|
USSR(Moscow Basin) |
Zalessky,M.D. On marine sapropelite of Silurian age, formed by blue-green alga. |
1917 |