| details |
Kasimovian |
Gzelian |
USSR(European) |
Lyuber,A.A. et al. The basic stages in the development of the Carboniferous flora of the USSR (according to spores and pollen) and their importance for the Elucidation of stratigraphical boundaries. (In: Carboniferous Stratigraphy Problems. S.V. Semichatova, editor) |
1970 |
| details |
Late Permian |
|
USSR(Kemerovskaya) |
Lezhnin,A.I. et al. Section across the Upper Part of the Tailuganskaya Member on the Right Bank of the Tom' near the "Baby Kamen" outcrop. |
1971 |
| details |
Middle Permian |
|
USSR(Mordovian ASSR) |
Dryagina,L.L. Stratigraphy and palynological characterization of Paleozoic and Mesozoic deposits of the Kuznetsk Basin. Palynological characterization of the Kol'chuginskaya Series. |
1971 |
| details |
Late Permian |
Early Triassic |
USSR(WSL) |
Nadler,Y.S. et al. Palynological excursion to the sections of Paleozoic and Mesozoic deposits of Kuzbas. (In: Mikrofossilii Drevneishikh Otlozhenii. T.F.Vozzhennikova and T.B.Timofeev, editors) |
1973 |
| details |
Permian |
|
USSR(Taymyr Nat.Okrug) |
Dyuzhikova,E.E. Stratigraphic subdivision of the Upper Palaeozoic Coal-bearing deposits in the Norilsk Region on a palynological basis. |
1974 |