| 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 | Late Devonian | Early Carboniferous | England(Gloucestershire) | Dolby,G. et al. Palynological evidence concerning the Devonian Carboniferous boundary in the Mendips, England. | 1970 |
| details | Frasnian | Famennian | Czechoslovakia | SnopkovŠ,P. et al. Devonian (Givetian-Frasnian) found by Drill Hole FV-1, (Blhovce). | 1979 |
| details | Famennian | Arctic Ocean | Kaiser,H. The Upper Devonian flora of Bear Island. 4. Microflora of the Misery Series. | 1971 |