Type-b sp
- Citations total:
- 1
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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 | Emsian | Eifelian | W.Germany(Rhineland) | Riegel,W. Spores from the Heisdorf, Lauch and Nohn beds (Emsian and Eifelian) of the Eifel Region, Rhineland | 1973 |