| details |
Late Permian |
|
USSR(Gorki) |
Dibner,A.F. On two spore-pollen complexes from deposits of the Pechora Series. (In: Scientific Notes, Palaeontology and biostratigraphy) |
1963 |
| original |
Permian |
|
USSR(Kemerovskaya) |
Andreeva,E.M. Spore-pollen characteristics of the Balokhonka and Erunakova Suites of the Kuznets Basin. (In: Atlas of guide forms of fossil fauna and flora of Permian deposits of the Kuznets Basin.) |
1956 |
| details |
Kungurian |
|
USSR(Nenets Nat.Okrug) |
Hart,G.F. Permian palynofloras and their bearing on Continental Drift. (In: Paleogeographic Provinces and Provinciality, Charles A. Ross, editor) |
1974 |