| original |
Nd |
|
Nd |
Varyukhina,L.M. Spores and pollen of the red-colored coal-bearing Permian and Triassic sediments of the northeastern part of European SSSR. |
1971 |
| details |
Late Induan |
|
USSR(Urals) |
Golubeva,L.P. Miospore complexes of Triassic deposits of the stratotype sections of the Bolshesenininsk Depression of the Cis-Urals Trough. (In: Stratigrafiya Triasa Urala i Predural'ya.Sbornik po Voprosam Stratigrafii. #27. V.I. Tuzhikova and G.N.Papulov, editor) |
1979 |
| details |
Rhaetian |
Hettangian |
USSR(Kazakh SSR) |
Buvalkin,A.K. et al. Jurassic deposits of the Sugandinsk Coalfields in the Kendyktas Mountains |
1981 |
| details |
Olenikian |
|
USSR(Komi ASSR) |
Boersma,M. et al. Triassic palynomorphs, index to genera and species |
1987 |
| details |
Early Permian |
|
USSR(Kirov) |
Plamenskaya,A.G. et al. New data on the composition and age of Zhaman-Bulak Suit in Southern Dzhungaria |
1990 |
| details |
Olenikian |
Anisian |
Barents Sea |
Mиrk,A. et al. Triassic rocks in Svalblard, the Arctic Soviet Islands and the Barents Shelf: Bearing on their correlations. (In: Arctic Geology and Petroleum Potential. T.O.Vorren et al, editors) |
1993 |