Stratigraphy
Proterozoic
25
Stratigraphy
Index
Index add'l
Type
Rank
Scope
Belongs to
Age (Ma)
Age
Base
Top
Paleoproterozoic
PP
PP
chronostratigraphy
Erathem
global
Proterozoic2500.01600.0
Mesoproterozoic
MP
MP
chronostratigraphy
Erathem
global
Proterozoic1600.01000.0
Neoproterozoic
NP
chronostratigraphy
Erathem
global
Proterozoic1000.0538.8
25
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