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Geolocation
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Author - title
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Year
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details | Westphalian | Stephanian | USSR(Evenki Nat.Okrug) | Medvedeva,A.M. Stratigraphic subdivision of lower horizons of the Tunguska Series by spore-pollen analysis. | 1960 |
details | Westphalian A | Westphalian C | USSR(Rostov) | Egorov,A.I. et al. Spores and pollen of Middle Carboniferous deposits of the Don Basin. | 1971 |