| details |
Kungurian |
|
USSR(Urals) |
Samoilovich,S.R. Pollen and spores of Permian deposits of Cherdyn and Aktyubinsk in the Lower Urals. (In: Palaeobotanical Symposium) |
1953 |
| details |
Nd |
|
Nd |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 2 |
1958 |
| details |
Nd |
|
Nd |
Hart,G.F. The systematics and distribution of Permian miospores. |
1965 |
| details |
Sakmarian |
Artinskian |
USSR(Kazakh SSR) |
Debovich,G.S. On the age and stratigraphic significance of redeposited Carboniferous spores in Lower Permian deposits of the Pre-Caspian. (In: Stratigraphy and Correlation of Sediments Using Palynology Methods. Materials IV All-Union Palynological Conference. G.N.Papulov, editor) |
1983 |
| details |
Sakmarian |
Artinskian |
USSR(Kazakh SSR) |
Dedovich,G.S. The stratigraphical importance of redeposited Carboniferous spores in Lower Permian deposits of the Caspian Depression. (In: Stratigraphy and Correlation of Sediments Using Palynology Methods. Materials IV All-Union Palynological Conference. G.N.Papulov, editor) |
1983 |