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 | Thuringian | Europe | Alpern,B. The stratigraphic palynology of the Stephanian and the Permian. | 1964 | |
details | Volgian | Valanginian | USSR(Far East) | Srivastava,S.K. Cretaceous spore-pollen floras | 1978 |
details | Zechstein | Poland | Orlowska-Zwolinska,T. Flora of the Permian-Microflora of the Zechstein | 1972 |