Stratigraphy
Oandu Stage
25
Stratigraphy
Index
Index add'l
Type
Rank
Scope
Belongs to
Age (Ma)
Age
Base
Top
Hirmuse Formation
DIIIH
O3hr
lithostratigraphy
Formation
regional
Baltic lithostratigraphy (Ordovician)
Oandu Stage
Lukštai Member
lithostratigraphy
Member
regional
Oandu Stage
Saku Member
DII-IIIV'S
O3vsS
lithostratigraphy
Member
regional
Vasalemma Formation
Oandu Stage
Tõrremägi Member
DIIIR'T
O3rgTr
lithostratigraphy
Member
regional
Rägavere Formation
Oandu Stage
Plunge Member
O3msP
lithostratigraphy
Member
regional
Mossen Formation
Oandu Stage
25
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