Stratigraphy
Pärnu Stage
Belongs toBaltic Middle Devonian
Typechronostratigraphy
RankStage
Scoperegional
Statusformal standard
AuthorOrviku
Year1930
EtymonPärnu town, Estonia
Age top (Ma)387.5
Age base (Ma)391
Age (Ma)Eifelian
Alt. index
D2PR
Date changed2022-12-05
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