| details |
Late Permian |
Induan |
USSR(Kazakh SSR) |
Kurbezhekova,A.N. Spore and pollen assemblages of sediments interbedded with basalt of the Chernyshev Ridge. (In: Upper Paleozoic Terrigenous Deposits of the Urals.) |
1970 |
| details |
Late Bathonian |
Early Callovian |
USSR(Far East) |
Korotkevich,V.D. Palynologic characteristics of the marine Jurassic and Lower Cretaceous sediments discovered in wells of Tyumatine and Ulakhan-Yruakhsk Uchastkakh (Lena-Olenek Region). |
1963 |
| details |
Late Permian |
|
USSR(Adygey A.O.) |
Zakharov,Y.D. On the Permian - Triassic Boundary stratotype. |
1985 |
| details |
Liassic |
|
Poland |
Rogalska,M. Spore and pollen analysis of the Liassic deposits of the Mroczkow-Rozwady area in the Opoczno Distri Ct. |
1956 |
| details |
Triassic |
|
USSR(Komi ASSR) |
Chalyshev,V.I. et al. Biostratigraphy of the Triassic of the Pechorsk District. |
1966 |
| details |
Triassic |
|
USSR(Komi ASSR) |
Chalyshev,V.I. et al. Biostratigraphy of the Triassic of the Pechorsk District. |
1966 |
| details |
Late Kazanian |
Early Tatarian |
USSR(Komi ASSR) |
Hart,G.F. The biostratigraphy of Permian palynofloras. |
1970 |
| details |
Tatarian |
|
USSR(Komi ASSR) |
Hart,G.F. The biostratigraphy of Permian palynofloras. |
1970 |
| details |
Middle Jurassic |
Late Jurassic |
USSR(Yakut ASSR) |
Pervuninskaya,N.A. Spore and pollen assemblages of marine Middle and Upper Jurassic deposits of the Zhigansk Region. |
1961 |
| details |
Middle Triassic |
Late Triassic |
USSR(Urals) |
Rovnina,L.V. et al. New data on Triassic deposits of the eastern Slope of the Arctic Urals. (In: Sporen and Pollen in Oils and Deposits of Oil and Gas-Bearing Regions of the USSR.) |
1971 |
| details |
Late Permian |
|
USSR(Carpathians) |
Sergeeva,L.A. et al. The importance of microphytofossils for the Paleozoic stratigraphy of the Carpathian-Balkan Region. (In: Geology of the Soviet Carpathians) (N.P.Semenenko-Eds) |
1984 |
| details |
Tatarian |
|
USSR(Nenets Nat.Okrug) |
Entsova,F.I. et al. The boundary between the Permian and Triassic in the North Pre Urals |
1974 |
| details |
Permian |
|
USSR(Buryat ASSR) |
Misnik,Y.F. et al. The Date for the Grounds of the age of the Chachin Strata, (Eastern Trans-Baikal) |
1966 |
| details |
Late Sinemurian |
Callovian |
Canada(Yukon) |
Poulton,T.P. et al. Stratigraphy and microfossil of the Jurassic Bug Creek Group of northern Richardson Mountains, northern Yukon and adjacent NWT |
1982 |
| details |
Ladinian |
Carnian |
USSR(Urals) |
Tuzhikova,V.I. Lithology and stratigraphy of the Lower Mesozoic deposits of the Urals. (In: The history of the Lower Mesozoic accumulation of Coals in the Urals) |
1973 |
| details |
Permian |
|
USSR(Yakut ASSR) |
Petrova,E.K. Permian assemblages from the central part of the Vilyusk Syncline and their stratigraphic significance. |
1978 |
| details |
Valanginian |
Cenomanian |
USSR(Irkutskaya Oblast) |
Bondarenko,N.M. Results of palynological investigation of Lower Cretaceous deposits of the central part of the Ienissei-Lena Depression |
1963 |