| original |
Permian |
|
USSR(Kemerovskaya) |
Andreeva,E.M. Spore-pollen characteristics of the Balokhonka and Erunakova Suites of the Kuznets Basin. (In: Atlas of guide forms of fossil fauna and flora of Permian deposits of the Kuznets Basin.) |
1956 |
| details |
Permian |
|
USSR(Kemerovskaya) |
Dryagina,L.L. Spore-pollen complexes, (Lower Permian - Upper Permian). (In: Biostratigraphy of the Paleozoic of the Sayano-Altai Mining Region.Vol. III. Upper Paleozoic. L.L.Khalfina, editor) |
1962 |
| details |
Nd |
|
Nd |
Hart,G.F. The systematics and distribution of Permian miospores. |
1965 |