| original |
Early Gothlandian |
|
USSR(Leningrad) |
Naumova,S.N. Spores of the Lower Silurian. |
1950 |
| original |
Early Gothlandian |
|
USSR(Estonian SSR) |
Naumova,S.N. Spores of the Lower Silurian. |
1950 |
| original |
Early Devonian |
Early Givetian |
USSR(Bashkir ASSR) |
Chibrikova,E.V. Spores from the Takata Beds of the Western Bashkir Autonomous Soviet Socialist Republic. |
1957 |
| original |
Devonian |
|
USSR(Bashkir ASSR) |
Chibrikova,E.V. Spores from Devonian and older deposits of Bashkir |
1959 |
| original |
Devonian |
|
USSR(Russian Platform) |
Chibrikova,E.V. Spores from Devonian and older deposits of Bashkir |
1959 |
| details |
Eifelian |
|
USSR(Bashkir ASSR) |
Pykhova,N.G. On the distribution of spores in the Eifelian deposits of the Shkapov area. (In: Problems of Oil-Field geology) |
1962 |
| details |
Late Ordovician |
|
USSR(Baltic) |
Downie,C. et al. Bibliography and index of fossil dinoflagellates and acritarchs. |
1965 |
| details |
Late Eifelian |
|
USSR(Bashkir ASSR) |
Chibrikova,E.V. Stratigraphy of Devonian and older Paleozoic deposits of the Southern Urals and the Pre-Urals (According to plant Microfssils). |
1977 |
| details |
Middle Eifelian |
|
USSR(Altai Kray) |
Koksharov,V.A. et al. Biostratigraphy and correlation of sections of Devonian deposits from the Leninoyorsk Graben in Rudnyi Altai |
1981 |
| details |
Early Gothlandian |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Late Emsian |
Early Eifelian |
USSR(Russian Platform) |
Avkhimovich,V.I. et al. Middle and Upper Devonian miospore zonation of eastern Europe. |
1993 |