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Stratigraphy
Keila Stage
Belongs toKurna Subseries
Typechronostratigraphy
RankStage
Original rankKegelshe Schicht
Scoperegional
Statusformal standard
AuthorSchmidt
Year1881
EtymonKeila, town (E)
Original localityKeila quarry
Age top (Ma)454.2
Age base (Ma)456.2
Age (Ma)Upper Ordovician
Age referenceCooper & Sadler, 2004
Index
DII
Alt. index
O3KL
Date changed2022-11-14
Locality
Type
From (m)
To (m)
Reference
Remarks
Keila quarry
holostratotype
Rõõmusoks, 1967a
Pääsküla subsurface tunnels, full profile
boundary stratotype
Hints, O. & Nõlvak, 1999a
Keila quarry borehole
hypostratotype
0.212.9Põlma et al., 1988
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