| link
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From
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To
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Geolocation
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Author - title
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Year
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| details | Famennian | Visean | USSR(Russian Platform) | Byvsheva,T.V. Spores of the Tournaisian and Visean deposits around the Russian Platform. (In: Atlas of Spores and Pollen of Oil and Gas Bearing Deposits of the Russian and Turonskoi Platform. V.V.Menner and T.V.Byvsheva, editors) | 1985 |
| details | Early Tournaisian | USSR(Urals) | Ananiev,A.R. et al. Stratigraphy of the Coal-bearing Lower Carboniferous of the eastern Slope of the Urals. (In: Paleontological Characteristics of the Main Subdivisions of the Carboniferous.) | 1979 |