| 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 | Early Emsian | Middle Emsian | Libya | Paris,F. et al. Devonian (Emsian-Famennian) palynomorphs. (In: Palynology of Northeast Libya. B.Thusu and B.Owens, editors) | 1985 |
| details | Early Devonian | Middle Devonian | France | Coquel,R. The spores. | 1981 |
| details | Early Devonian | Middle Devonian | Spitsbergen | Allen,K.C. Further information on the Lower and Middle Devonian spores from Dickson Land, Spitsbergen. | 1973 |