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Stratigraphy
Barremian
Belongs toLower Cretaceous
Typechronostratigraphy
RankStage
Scopeglobal
Statusinformal standard
AuthorCoquand
Year1861
Etymonnear Barreme, Alpes-de-Haute-Provence, southeast France.
Age top (Ma)121.4
Age base (Ma)129.4
Date changed2022-11-04
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