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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 | Late Permian | China(Chekiang) | Ouyang,S. The microspore assemblage from the Lungtan Series of Changhsing, Chekiang. | 1962 | |
| details | Early Famennian | Baltic Region | Zheiba,S.Y. The boundary between the Frasnian and Famennian in the Baltic Syneclise. | 1987 |