| details |
Permian |
|
USSR(Yakut ASSR) |
Petrova,E.K. Method of morphological tabulation of the Permian miospores Infraturmae Apiculati (Bennie et Kidston, 1886) R. Potone et Kremp, 1954. |
1975 |
| details |
Late Permian |
|
USSR(Krasnoyarsk Kray) |
Orlova,E.F. et al. Upper Permian and Triassic stratigraphy of rocks from the southeast part of the Tungussian Syneclise. |
1974 |
| details |
Permian |
|
USSR(Urals) |
Malakhov,A.A. et al. New information on the age of the Sakmara and Ulu-Tau South Urals Suites |
1965 |
| 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 |