| details |
Sakmarian |
|
USSR(Kazakh SSR) |
Kukhtinova,L.V. et al. Lower Permian palynocomplexes of the terrigenous deposits in the eastern Caspian Depression |
1990 |
| details |
Kungurian |
|
USSR(Urals) |
Gao,L. et al. Spores and pollen. Carboniferous and Permian spores and pollen. (In: Paleontological Atlas of North China.III.Micropaleontological Volume.) |
1984 |
| details |
Permian |
|
China(N.China) |
Gao,L. et al. Spores and pollen. Carboniferous and Permian spores and pollen. (In: Paleontological Atlas of North China.III.Micropaleontological Volume.) |
1984 |