| details |
Sakmarian |
|
USSR(Astrachan) |
Podgainaya,N.N. Development of Permian flora on the Astrakhan-Kalmykian Prekaspian according to palynological data. (In: Palynology in the USSR. A.F.Chlonova, editor) |
1988 |
| details |
Sakmarian |
|
USSR(Kalmyr ASSR) |
Podgainaya,N.N. Development of Permian flora on the Astrakhan-Kalmykian Prekaspian according to palynological data. (In: Palynology in the USSR. A.F.Chlonova, editor) |
1988 |
| details |
Artinskian |
|
USSR(Leningrad) |
Faddeeva,I.Z. Palynostratigraphy of Permian deposits. (In: Practical Palynostratigraphy. L.A. Panova et al, editors) |
1990 |
| details |
Nd |
|
Nd |
Utting,J. Palynostratigraphy of Permian and Lower Triassic Rocks, Sverdrup Basin, Canadian Arctic Archipelago |
1994 |
| details |
Ufimian |
|
Russia(Cis-Urals) |
Ouyang,S. et al. Palynostratigraphic correlation of the Permian System of Northern Xinjiang and the Cis-Urals. |
1999 |
| details |
Ufimian |
|
China(Xinjiang Uygur) |
Ouyang,S. et al. Palynostratigraphic correlation of the Permian System of Northern Xinjiang and the Cis-Urals. |
1999 |