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 |
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 |
Early Triassic |
|
USSR(Siberia) |
Kurbatova,A.A. Palynological character of the Early Triassic of Siberia. (In: Paleopalynology Material of Central Siberia. L.E.Markova, editor) |
1971 |
original |
Tatarian |
|
USSR(Russian Platform) |
Molin,V.A. et al. Upper Permian spore-pollen assemblages of the northern Russian Platform |
1972 |
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 |
Tatarian |
|
USSR(Nenets Nat.Okrug) |
Entsova,F.I. et al. The boundary between the Permian and Triassic in the North Pre Urals |
1974 |
details |
Early Kazanian |
|
USSR(Orenburg) |
Gayazova,A.L. Spore-pollen complexes from the Lower Kazanian deposits of the Orenburg District. |
1974 |
details |
Tatarian |
|
USSR(Arkhangelsk Oblast) |
Bazhenova,S.N. et al. Stratigraphy of the Tatarian Stage of the Volshoi Severnoi Duina and Usta River Interfluve |
1977 |
details |
Permian |
|
USSR(Yakut ASSR) |
Petrova,E.K. Permian assemblages from the central part of the Vilyusk Syncline and their stratigraphic significance. |
1978 |
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 |
Late Permian |
|
Europe |
Sergeeva,L.A. New data on the Permian deposits of the North-Western edge of the Marmaroshskogo Massive |
1983 |
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 |
Late Permian |
|
USSR(Adygey A.O.) |
Zakharov,Y.D. On the Permian - Triassic Boundary stratotype. |
1985 |
details |
Middle Jurassic |
|
England(Yorkshire) |
Kedves,M. Tranmission Electron Microscopy of the Fossil Gymnosperm Exines. |
1994 |