| details |
Early Triassic |
Middle Triassic |
USSR |
Andreeva,E.M. et al. Palaeopalynology. (Three Volumes: Volume I: Methods. Volume II: Complexes of palynomorphs of the Precambrian-Holocene of the USSR. Volume III: Figures and Plates. Editor-I.M. Pokrovskaya) |
1966 |
| details |
Middle Triassic |
|
USSR(Kazakh SSR) |
Andreeva,E.M. et al. Palaeopalynology. (Three Volumes: Volume I: Methods. Volume II: Complexes of palynomorphs of the Precambrian-Holocene of the USSR. Volume III: Figures and Plates. Editor-I.M. Pokrovskaya) |
1966 |
| details |
Early Visean |
|
USSR(Urals) |
Ananiev,A.R. et al. Stratigraphy of the Coal-bearing Lower Carboniferous of the eastern Slope of the Urals. (In: Paleontological Characteristics of the Main Subdivisions of the Carboniferous.) |
1979 |
| details |
Givetian |
|
Spitsbergen |
Allen,K.C. Lower and Middle Devonian spores of North and Central Vestspitsbergen |
1965 |
| details |
Famennian |
|
USSR(Russian Platform) |
Allen,K.C. Lower and Middle Devonian spores of North and Central Vestspitsbergen |
1965 |
| details |
Late Famennian |
Early Tournaisian |
USSR(Altai Kray) |
Akimova,Y.L. New data on the age and structure of the Middle Paleozoic Tuff-Siliceous rocks in the Southern Altai. |
1984 |