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Author - title
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Year
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details | Frasnian | USSR(Far East) | Tuzova,L.S. Stratigraphic significance of the Devonian spores and pollen of eastern Tartary | 1959 | |
details | Late Eifelian | Early Givetian | USSR(Baltic) | Vaitekunene,G.K. Spore complexes of the Pyarnu and Narova horizons in the southern part of the Balticum. (In:-Palynological Researches in the Baltic Soviet Republics. T.D.Bartosh, editor) | 1971 |