| details |
Caradocian |
Ludlovian |
USSR(Russian Platform) |
Umnova,N.I. Silurian and Ordovician acritarch assemblages from the northern and western parts of the Russian Platform. |
1974 |
| details |
Tremadocian |
Arenigian |
USSR(Pre-Baltic) |
Umnova,N.I. Silurian and Ordovician acritarch assemblages from the northern and western parts of the Russian Platform. |
1974 |
| details |
Early Wenlockian |
Ludlovian |
USSR(Pre-Baltic) |
Umnova,N.I. Silurian and Ordovician acritarch assemblages from the northern and western parts of the Russian Platform. |
1974 |
| details |
Caradocian |
Ludlovian |
USSR(Pre-Baltic) |
Umnova,N.I. Silurian and Ordovician acritarch assemblages from the northern and western parts of the Russian Platform. |
1974 |
| details |
Early Devonian |
|
China(Szechwan) |
Xiang,L. et al. Early Devonian graptolite-bearing formation and its paleontological features at Baoxing County, Sichuan, (Szechwan). |
1975 |
| 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 |
Early Cambrian |
|
USSR(Yakut ASSR) |
Orgurtsova,R.N. The findings of Lontovass acritarchae in the deposits of Tommot Stage at Olenek Uplift. |
1975 |
| 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 |
Early Cambrian |
|
USSR(Yakut ASSR) |
Orgurtsova,R.N. The findings of Lontovass acritarchae in the deposits of Tommot Stage at Olenek Uplift. |
1975 |
| details |
Middle Proterozoic |
|
USSR(Karelian ASSR) |
Savelev,A.A. et al. Paleophytological characterization of Caliche of the Middle Proterozoic, Jatulian, Karelia. (In: Problems of Pre-Cambrian Sedimentary Geology, Book 2) |
1975 |
| details |
Late Precambrian |
Tommotian |
USSR(Yakut ASSR) |
Ogurtsova,R.N. The findings of Lontovass acritarchae in the deposits of Tommotian Stage at Olenek Uplift |
1975 |
| details |
Llandoverian |
Ludlovian |
USSR(Tuvinskaya A.O.) |
Sheshegova,L.I. Phytoplankton of the Silurian from the Tuva, (the section of the "Elegest"). |
1975 |
| details |
Riphean |
Tournaisian |
USSR(Kazakh SSR) |
Poberezhskaya,Sh.I. Plant Microssils from Precambrian and Palaeozoic deposits of Mugodzharskaya. |
1976 |
| details |
Late Cambrian |
|
Romania |
Solomon,I. et al. Considerations on the crystalline and anchimetamorphic formations from the Vilcan and Retezat Mountains (South Carpathians) |
1976 |
| details |
Middle Cambrian |
Tremadocian |
USSR(Kazakh SSR) |
Borovikov,L.I. et al. Microfossils from Upper Precambrian and Lower Cambrian deposits of Southern Kazakhstan, (In: Precambrian and Early Cambrian paleontology-Theses of reports to the All-Union paleontological Symposium) |
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 |