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Stratigraphy
Ontika Subseries
Stratigraphy
Index
Index add'l
Type
Rank
Scope
Belongs to
Age (Ma)
Age
Base
Top
Latorp Superstage
BI
chronostratigraphy
Superstage
regional
Ontika Subseries483.4471.8
Ordovician
Volkhov Stage
BII
O2VL
chronostratigraphy
Stage
regional
Ontika Subseries471.8467.5
Middle Ordovician
Kunda Stage
BIII
O2KN
chronostratigraphy
Stage
regional
Ontika Subseries467.5463.8
Darriwilian
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