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Stratigraphy
Olenekian
Belongs toLower Triassic
Typechronostratigraphy
RankStage
Scopeglobal
Statusinformal standard
AuthorKiparisova; Popov
Year1956
EtymonOlenëk river basin in Siberia
Age top (Ma)247.2
Age base (Ma)251.2
Age (Ma)Olenekian
Date changed2022-11-04
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