Stratigraphy
Baltic Silurian
25
Stratigraphy
Index
Index add'l
Type
Rank
Scope
Belongs to
Age (Ma)
Age
Base
Top
lower Silurian
chronostratigraphy
Series
regional
Baltic Silurian443.7422.7
Silurian
upper Silurian
chronostratigraphy
Series
regional
Baltic Silurian422.7416.0
Silurian
25
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