Stratigraphy
Paleozoic
25
Stratigraphy
Index
Index add'l
Type
Rank
Scope
Belongs to
Age (Ma)
Age
Base
Top
Ordovician
O
O
chronostratigraphy
System
global
Paleozoic485.4443.8
Paleozoic
Silurian
S
chronostratigraphy
System
global
Paleozoic443.8419.2
Paleozoic
Devonian
D
D
chronostratigraphy
System
global
Paleozoic419.2358.9
Paleozoic
Carboniferous
C
chronostratigraphy
System
global
Paleozoic358.9298.9
Paleozoic
Permian
P
chronostratigraphy
System
global
Paleozoic298.9251.9
Paleozoic
Iru Subseries
chronostratigraphy
Subseries
regional
Öland Series489.8483.4
Paleozoic
Kybartai Formation
lithostratigraphy
Formation
regional
Baltic lithostratigraphy (Cambrian)
Paleozoic
25
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