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Geolocation
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Author - title
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Year
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| 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 | |
| details | Strunian | Libya | Moreau-Benoit,A. Middle and Devonian spores of western Libya-systematic palynolostratigraphic range. | 1989 |