| original |
Kungurian |
|
USSR(Urals) |
Dyupina,G.V. New microspores from Permian deposits of the Middle Urals. (In: Algae, Brachiopods and Miospores of Permian deposits of the Western Urals.) |
1974 |
| details |
Artinskian |
Ufimian |
USSR(Urals) |
Dyupina,G.V. Correlation of fauna zones and palynocomplexes in Lower Permian deposits of Central and Southern Uralia. (In: Stratigraphy and Correlation of Sediments Using Palynology Methods. Materials IV All-Union Palynological Conference. G.N.Papulov, editor) |
1983 |
| details |
Nd |
|
Nd |
Ouyang,S. et al. Spores and pollen from the Lower Triassic Heshanggou Formation, Shaanxi Province, North China. |
1988 |