| details |
Late Riphean |
|
India(Jammu & Kashmir) |
Kumar,G. The Precambrian-Cambrian boundary Beds, northwest Himalaya, India, and boundary problem. (In: Proceedings, Symposium and Technical Sessions. R.S. Tiwari, editors) |
1984 |
| details |
Ordovician |
Silurian |
USSR(Buryat ASSR) |
Butov,Y.P. Certain problems of Pre-Mesozoic stratigraphy of the Sayan-Baikal Mountain Area. 1: Crysis of traditional stratigraphy. |
1985 |
| 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 |
Nd |
|
Nd |
Peniguel,G. et al. Microalgae -their importance in stratigraphy and petroleum exploration. |
1989 |
| details |
Late Sinian |
|
China(Szechwan) |
Fan,P. et al. Biomarkers of Upper Sinian Cyanobacterial Dolostones in Southwest China |
1991 |
| 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 |
Servais,T. Some considerations on acritarch classification |
1996 |