| details |
Early Triassic |
Late Triassic |
USSR(Komi ASSR) |
Chalyshev,V.I. et al. Biostratigraphy of the Triassic of the Pechorsk District. |
1966 |
| details |
Early Albian |
Middle Albian |
USSR |
Bolkhovitina,N.A. Spore and pollen characteristics of Cretaceous layers in the Central Regions of the USSR. |
1953 |
| details |
Early Albian |
Middle Albian |
USSR(Kazakh SSR) |
Bolkhovitina,N.A. Spore and pollen characteristics of Cretaceous layers in the Central Regions of the USSR. |
1953 |
| details |
Early Albian |
Middle Albian |
USSR(Urals) |
Bolkhovitina,N.A. Spore and pollen characteristics of Cretaceous layers in the Central Regions of the USSR. |
1953 |
| details |
Early Devonian |
Middle Devonian |
USSR(Azerbaijan SSR) |
Tilina-Stanichnikova,M.S. Discovery of Devonian spores in deposits beneath the Faunistically characterized Devonian in some Regions of Second Baku. |
1965 |
| details |
Early Triassic |
Middle Jurassic |
USSR(Kazakh SSR) |
Pozemova,L.S. et al. Spore-pollen assemblages of Mesozoic deposits of the Khobdinsk producing well, (Ciscaspian Depression). (In: Palynology and Stratigraphy of the Paleozoic, Mesozoic and Paleogene of the European Part of the USSR and Central Asia) |
1971 |
| details |
Carboniferous |
Permian |
USSR(Irkutskaya Oblast) |
Suslova,M.G. et al. New data on the stratigraphy of Upper Paleozoic Coal-bearing sediments in the Middle Priangarie |
1982 |
| details |
Famennian |
Tournaisian |
USSR(Yakut ASSR) |
Peterson,L.N. Characteristics of spore assemblages from Devonian deposits in South-Central Siberia. |
1975 |
| details |
Tournaisian |
Visean |
USSR(Krasnoyarsk Kray) |
Kryukov,A.V. et al. New type section of the Base of the Upper Paleozoic sedimentary complex in the Tunguska Syneclise |
1978 |