| details |
Middle Carboniferous |
|
USSR(Krasnoyarsk Kray) |
Andreeva,E.M. Correlation of Upper Paleozoic coal-bearing deposits of Tungur, Minusinsk and Kuznets Basin on data of spore-pollen analysis. |
1960 |
| original |
Early Carboniferous |
|
USSR(Siberia) |
Kovalenko,L.A. Materials for the investigation of spores and pollen of the Ostroysk Formation of Kuznetsk Basin |
1956 |
| details |
Early Triassic |
|
USSR(Siberia) |
Odintsova,M.M. Spore-pollen complexes from the Tuffaceous deposits of the central part of the Siberian Platform and the Nearshore marine beds of the Indsk Layers of northern Pri-Verkhoyask. |
1969 |