| details |
Late Permian |
|
Mongolian Republic |
Bobrov,V.A. et al. On Upper Permian coal-bearing formations of Southern Mongolia. |
1957 |
| details |
Late Permian |
|
USSR(Kemerovskaya) |
Dryagina,L.L. Spore-pollen complexes, (Lower Permian - Upper Permian). (In: Biostratigraphy of the Paleozoic of the Sayano-Altai Mining Region.Vol. III. Upper Paleozoic. L.L.Khalfina, editor) |
1962 |
| details |
Kazanian |
|
China |
Hart,G.F. The biostratigraphy of Permian palynofloras. |
1970 |
| details |
Kazanian |
|
China |
Hart,G.F. The biostratigraphy of Permian palynofloras. |
1970 |
| details |
Permian |
|
USSR(Siberia) |
Pashkevich,N.G. et al. Miospores of Upper Paleozoic plants of Central Siberia. |
1978 |
| details |
Permian |
|
USSR(Kazakh SSR) |
Pashkevich,N.G. et al. Miospores of Upper Paleozoic plants of Central Siberia. |
1978 |