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Stratigraphy
Haljala Stage
Stratigraphy
Index
Index add'l
Type
Rank
Scope
Belongs to
Age (Ma)
Age
Base
Top
Idavere Substage
CIII
chronostratigraphy
Substage
regional
Haljala Stage
Sandbian
Jõhvi Substage
DI
chronostratigraphy
Substage
regional
Haljala Stage
Sandbian
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