| details |
Middle Cambrian |
Late Cambrian |
USSR(Lithuanian SSR) |
Bagdasaryan,L.L. Results of micropalaeophytological investigations of oils and stratum waters. (In: Mikrofossilii Drevneishikh Otlozhenii. T.F.Vozzhennikova and T.B.Timofeev, editors) |
1973 |
| details |
Middle Riphean |
Late Riphean |
USSR(Yakut ASSR) |
Lopukhin,A.S. Riphean microfossils of north-eastern Pri-Anabar (Lower Lena River, Chekurovka Village). |
1974 |
| details |
Riphean |
|
USSR(Komi ASSR) |
Timofeev,B.V. The age of metamorphic species of the Timanskiy Kryash and of ancient Suites of South-West Pritimanya. (In:Mikrofitofossilii Proterozoya i Rannego Paleozoya SSSR. B.V.Timofeev, editor) |
1974 |
| details |
Vendian |
|
USSR(Urals) |
Medvedeva,A.M. et al. Electron microscopic study of some oldest microfossils. |
1974 |
| details |
Early Cambrian |
|
USSR(Yakut ASSR) |
Orgurtsova,R.N. The findings of Lontovass acritarchae in the deposits of Tommot Stage at Olenek Uplift. |
1975 |
| details |
Cambrian |
|
Romania |
Iliescu,V. et al. Contribution to the knowledge of microfloral content and age of metamorphic formation in the Rodna and Bistrita Mountains. |
1975 |
| details |
Late Precambrian |
Early Cambrian |
USSR(Yakut ASSR) |
Ogurtsova,R.N. The findings of Lontovass acritarchae in the deposits of Tommotian Stage at Olenek Uplift |
1975 |
| details |
Wenlockian |
Ludlovian |
USSR(Tuvinskaya A.O.) |
Sheshegova,L.I. Phytoplankton of the Silurian from the Tuva, (the section of the "Elegest"). |
1975 |
| details |
Ludlovian |
|
USSR(Tuvinskaya A.O.) |
Sheshegova,L.I. Phytoplankton of the Silurian from the Tuva, (the section of the "Elegest"). |
1975 |
| details |
Ordovician |
Silurian |
Romania |
Nastaseanu,S. et al. Paleogeographic evolution of Carboniferous terrains. General summary of the Paleozoic of Rumania. |
1975 |
| details |
Vendian |
Cambrian |
USSR(Kazakh SSR) |
Poberezhskaya,Sh.I. Plant Microssils from Precambrian and Palaeozoic deposits of Mugodzharskaya. |
1976 |
| details |
Vendian |
Early Cambrian |
USSR(Kazakh SSR) |
Blyakhova,S.M. et al. First findings of acritarchs in deep-metamorphic ancient deposits of Kendyktasa, (Southern Kazakhstan). |
1976 |
| details |
Precambriam |
Early Cambrian |
USSR(Siberia) |
Mikhailova,N.S. Microphytofossils of the Udokanskoi i Bodaibinskoi series |
1976 |
| details |
Middle Precambrian |
|
USSR(Karelian ASSR) |
Timofeev,B.V. et al. Microfossils of the Precambrian, Cambrian and Ordovician. |
1976 |
| details |
Middle Precambrian |
|
USSR(Ukrainian SSR) |
Timofeev,B.V. et al. Microfossils of the Precambrian, Cambrian and Ordovician. |
1976 |
| details |
Middle Precambrian |
|
USSR(Siberia) |
Timofeev,B.V. et al. Microfossils of the Precambrian, Cambrian and Ordovician. |
1976 |
| details |
Riphean |
|
USSR(Siberia) |
Timofeev,B.V. et al. Microfossils of the Precambrian, Cambrian and Ordovician. |
1976 |