| details |
Kazanian |
Early Tatarian |
USSR(Taymyr Nat.Okrug) |
Hart,G.F. Permian palynofloras and their bearing on Continental Drift. (In: Paleogeographic Provinces and Provinciality, Charles A. Ross, editor) |
1974 |
| 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(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 |
Givetian |
|
USSR(Bashkir ASSR) |
Chibrikova,E.V. Stratigraphy of Devonian and older Paleozoic deposits of the Southern Urals and the Pre-Urals (According to plant Microfssils). |
1977 |
| details |
Late Givetian |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |