| details |
Ordovician |
|
Poland |
Jagielska,L. Flora of the Ordovician;Microflora |
1972 |
| details |
Late Gothlandian |
|
USSR(Belorussian SSR) |
Piskun,L.V. Palaeontologic characteristics of Silurian deposits of the Brest Depression. (In: Microfossils USSR. T.F.Vozzhennikova et al, editors) |
1974 |
| details |
Tremadocian |
|
USSR(Voronezh) |
Raskatova,L.G. et al. On the question of the age of the Mudstone Layers. (In: Some Questions on the Stratigraphy of the Sedimentary Cover of the Voronezh Anticline. V.P.Semenov, editor) |
1975 |
| details |
Ordovician |
Silurian |
USSR(Russian Platform) |
Umnova,N.I. Ordovician and Silurian acritarchs of the Moscow Basin and Prebaltic |
1975 |
| details |
Early Gothlandian |
|
USSR(Leningrad) |
Umnova,N.I. Ordovician and Silurian acritarchs of the Moscow Basin and Prebaltic |
1975 |
| details |
Late Famennian |
|
USSR(Siberia) |
Dubatolov,V.N. et al. Biostratigraphy-Paleozoic of the southeast region of the West Siberian Platform. |
1984 |
| details |
Late Frasnian |
|
USSR(Siberia) |
Sheshegova,L.I. Description of organic material; Acritarcha Group. (In: Paleozoic of the Southeast of the Western Siberian Platform. A.V.Kanygin, editor) |
1984 |
| details |
Famennian |
|
USSR(Krasnoyarsk Kray) |
Dybatolov,V.I. et al. Paleozoic stratigraphy of the southeast part of the West Siberian Plate. (In: Paleozoic biostratigraphy of Western Siberia. V.N.Dubatolov and A.V.Kanygni, editors) |
1985 |
| details |
Early Famennian |
|
USSR(Siberia) |
Dubatolov,V.N. et al. Paleozoic stratigraphy of the southeastern part of the West Siberian Plate. (In: Paleozoic biostratigraphy of Western Siberia. V.N.Dubatolov and A.V.Kanygni, editors) |
1985 |
| details |
Cambrian |
Ordovician |
USSR(Buryat ASSR) |
Butov,Y.P. Some problems of Pre-Mesozoic stratigraphy of Savan-Baikal Mountain Region. 2. New data on the age of Pre-Mesozoic deposits. |
1986 |