| details |
Tatarian |
Olenikian |
USSR(Urals) |
Tuzhikova,V.I. Miospores and stratigraphy of supporting sections of the Uralian Triassic. (Lower Triassic - Upper Permian Boundary) |
1985 |
| details |
Tatarian |
|
USSR(Russian Platform) |
Dryagina,L.L. Description of organic remains; spores and pollen. (In: The Upper Paleozoic of the Angara Basins;Fauna and Flora. I.T. Zhuravleva and V.I.Ilina, editor) |
1988 |
| details |
Tatarian |
|
USSR(Komi ASSR) |
Hart,G.F. The biostratigraphy of Permian palynofloras. |
1970 |
| details |
Ufimian |
Early Kazanian |
USSR(Russian Platform) |
Molin,V.A. et al. Upper Permian spore-pollen assemblages of the northern Russian Platform |
1972 |
| details |
Ufimian |
Tatarian |
USSR(Urals) |
Vasileva,M.M. Results of a study of spore-pollen assemblages of Upper Permian deposits of the Aktyubinsk Region the Urals. (In: Biostratigraphy and Paleontology of Paleozoic Deposits of the Eastern Part of the Russian Platform and Western Priuralye. A.K.Gusev, editor) |
1970 |
| details |
Ufimian |
Tatarian |
USSR(Urals) |
Vasileva,M.M. Results of a study of spore-pollen assemblages of Upper Permian deposits of the Aktyubinsk Region the Urals. (In: Biostratigraphy and Paleontology of Paleozoic Deposits of the Eastern Part of the Russian Platform and Western Priuralye. A.K.Gusev, editor) |
1970 |
| details |
Ufimian |
|
USSR(Komi ASSR) |
Chalyshev,V.I. et al. The boundary of the Permian and Triassic in the Red-Colored deposits of northern Priural |
1965 |
| details |
Westphalian A |
Stephanian |
USSR(Rostov) |
Egorov,A.I. et al. Spores and pollen of Middle Carboniferous deposits of the Don Basin. |
1971 |