| details |
Early Permian |
|
USSR(Tyumenskaya Oblast) |
Dibner,A.F. Stratigraphic significance of spore and pollen assemblages of Imangda Coal deposits in the Norilsk Region. |
1961 |
| details |
Middle Carboniferous |
Late Carboniferous |
USSR(Krasnoyarsk Kray) |
Dibner,A.F. Late Palaeozoic vegetation in the North of the Tunguskian floral Province. |
1963 |
| details |
Middle Carboniferous |
Late Carboniferous |
USSR(Yakut ASSR) |
Dibner,A.F. Late Palaeozoic vegetation in the North of the Tunguskian floral Province. |
1963 |
| details |
Artinskian |
|
USSR(Urals) |
Hart,G.F. The biostratigraphy of Permian palynofloras. |
1970 |