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Geolocation
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Author - title
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Year
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| details | Middle Carboniferous | USSR(Russian Platform) | Andreeva,E.M. Spore and pollen assemblages in Upper Proterozoic and Paleozoic deposits of some Regions of the USSR | 1962 | |
| details | Early Visean | 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 |