details |
Toarcian |
Bajocian |
USSR(Ukrainian SSR) |
Semenova,E.V. Spore and pollen assemblages of deposits of the Jurassic and Triassic Boundary of the Don Basin. |
1970 |
details |
Early Jurassic |
|
USSR(Krasnodar Kray) |
Rimsha,L.A. et al. To the problem of stratigraphic position of Pre-Cretaceous series in Western Cis-Caucasian Territory. |
1975 |
details |
Early Jurassic |
Middle Jurassic |
USSR(Tadzhik SSR) |
Barkhatnaya,I.N. Some spores of the Toriati Group, Krutzsch,1959, from Jurassic deposits of the Western Regions of Central Asia. |
1976 |
details |
Early Jurassic |
Middle Jurassic |
USSR(Uzbek SSR) |
Barkhatnaya,I.N. Some spores of the Toriati Group, Krutzsch,1959, from Jurassic deposits of the Western Regions of Central Asia. |
1976 |
details |
Early Jurassic |
Middle Jurassic |
USSR(Turkmen SSR) |
Barkhatnaya,I.N. Some spores of the Toriati Group, Krutzsch,1959, from Jurassic deposits of the Western Regions of Central Asia. |
1976 |
details |
Early Liassic |
|
USSR(Georgian SSR) |
Karashvili,B.D. Spore and pollen complexes in Lower Jurassic deposits in Western Georgia. |
1977 |
details |
Volgian |
|
USSR(Permsk Oblast) |
Kruchinina,N.V. et al. Morphology of spores of some representatives of the Infra-Turma Laevigati. (In: Paleomikrofitologicheskie issledovaniya dlya tselei stratigrafii. L.A. Panova, editor.) |
1980 |
details |
Late Triassic |
|
Arctic Ocean(Barents Sea) |
Smirnova,S.B. et al. Possibilites of Triassic deposits correlations of Barents Sea and Precaspian. (In: Palynological material). (In: Stages and Zonation scale of the Boreal Mesozoic of the USSR. V.A.Solovev, editor) |
1989 |