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Stratigraphy
Purtse Subseries
Belongs toViru Series
Typechronostratigraphy
RankSubseries
Scoperegional
Statusformal standard
AuthorRõõmusoks
Year1956
Age top (Ma)458.2
Age base (Ma)463.8
Age (Ma)Ordovician
Age referenceCooper & Sadler, 2004
Date added2011-07-20
Date changed2012-01-06
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