| details |
Early Jurassic |
Early Jurassic |
USSR(Sverdlovskaya) |
Kara-Murza,E.N. Spores and pollen of Mesozoic deposits of the northern Eniseydk Lensk Region. |
1954 |
| details |
Stephanian |
Early Permian |
USSR(Kazakh SSR) |
Lyuber,A.A. Atlas of spores and pollen of the Paleozoic deposits of Kazakhstan. |
1955 |
| details |
Late Permian |
Early Triassic |
USSR(Yakut ASSR) |
Safyainikov,Y.V. Concerning the formation, size and age of the Lower Triassic Tuffogenic structure of South Western Yakuts. (In: Material on the Biostratigraphy and Paleogeography of Eastern Siberia) |
1975 |
| details |
Early Permian |
Late Permian |
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 |
| details |
Visean |
Namurian |
USSR(Ukrainian SSR) |
Ishchenko,A.M. Spores and pollen of Lower Carboniferous deposits of the Western extension of the Donetz Basin and their values for stratigraphy. |
1956 |
| details |
Middle Carboniferous |
Permian |
USSR(Siberia) |
Pashkevich,N.G. et al. Miospores of Upper Paleozoic plants of Central Siberia. |
1978 |
| details |
Middle Carboniferous |
Permian |
USSR(Siberia) |
Dryagina,L.L. Spores and pollen. (In: Biostratigraphy of the Paleozoic of the Sayano-Altai Mining Region.Vol. III. Upper Paleozoic. L.L.Khalfina, editor) |
1962 |