| details |
Late Permian |
|
USSR(Krasnoyarsk Kray) |
Yaroshenko,O.P. Spore and pollen complexes and the age of Tufogene deposits from the Tungussky Basin |
1967 |
| details |
Nd |
|
Nd |
Hart,G.F. The systematics and distribution of Permian miospores. |
1965 |
| details |
Middle Carboniferous |
Late Carboniferous |
USSR(Yakut ASSR) |
Dibner,A.F. Palynologic assemblages of Upper Paleozoic sediments in the Upper Vilyuy River Basin. |
1957 |
| details |
Permian |
|
USSR(Siberia) |
Lyuber,A.A. Correlation by means of spores of coal bearing Upper Paleozoic deposits of the Kuznetsk and Minussinsk Basins |
1939 |