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Geolocation
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Author - title
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Year
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| details | Late Barremian | Early Aptian | Germany(Niedersachsen) | Below,R. et al. The kerogen facies of Claystone-Foliated Claystone-Rhythmites of the Upper Barremian-Lower Aptian in the Lower Saxony Basin (Northern Germany) as an example of the Drillhole Hoheneggelsen Kb50 | 1997 |
| details | Valanginian | Early Barremian | Romania | Antonescu,E. et al. Correlation dinoflagellates Iwith Ammonite and Calpionellid zones of the Lower Cretaceous of Svinita-Banat. | 1980 |