| details |
Early Triassic |
|
USSR(Nenets Nat.Okrug) |
Entsova,F.I. et al. The boundary between the Permian and Triassic in the North Pre Urals |
1974 |
| details |
Early Permian |
|
USSR(Nenets Nat.Okrug) |
Makarov,K.K. et al. A description of the main sections. (In: Permian deposits of Novaya Zemlya. N.V. Kalashniko et al, editors) |
1981 |
| details |
Early Kazanian |
|
USSR(European) |
Faddeeva,I.Z. Miospores and acritarchs. (In: Atlas of characteristic complexes of Permian fauna and flora of the Urals and Russian Platform) |
1986 |
| 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 |
| original |
Berriasian |
|
|
Quattrocchio,M.E. et al. Palynological study of the Berriasian at Mallin Quemado locality, Neuqu©n Provincia, Argentina. |
1985 |
| details |
Asselian |
Tatarian |
USSR(Leningrad) |
Faddeeva,I.Z. Palynostratigraphy of Permian deposits. (In: Practical Palynostratigraphy. L.A. Panova et al, editors) |
1990 |