Stratigraphy
Ludlow
Belongs to
Silurian
Typechronostratigraphy
RankSeries
Original rankladestik
Scopeglobal
Statusformal standard
Etymonthe town of Ludlow, in Shropshire, England
Age top (Ma)423
Age base (Ma)427.4
Age (Ma)
Silurian
Index
S3
Alt. index
S3
Date changed2022-12-28
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