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Stratigraphy
721 results
25
Stratigraphy
Index
Index add'l
Type
Rank
Scope
Belongs to
Age (Ma)
Age
Base
Top
Precambrian
PC
chronostratigraphy
global
Global Chronostratigraphy4567.0538.8
Archean
AR
chronostratigraphy
Eonothem
global
Precambrian4000.02500.0
Proterozoic
PR
chronostratigraphy
Eonothem
global
Precambrian2500.0538.8
Vendian
chronostratigraphy
System
regional
Ediacaran
Phanerozoic
PH
chronostratigraphy
Eonothem
global
Global Chronostratigraphy538.8
Paleozoic
PZ
chronostratigraphy
Erathem
global
Phanerozoic538.8251.9
Cambrian
Є
Ca, Cm
chronostratigraphy
System
global
Paleozoic538.8485.4
Lower Cambrian (old nomenclature)
Є1
Ca1
chronostratigraphy
Series
global
Cambrian542.0521.0
Cambrian
Middle Cambrian (old nomenclature)
Є2
Ca2
chronostratigraphy
Series
global
Cambrian521.0510.0
Cambrian
Upper Cambrian (old nomenclature)
chronostratigraphy
Series
global
Cambrian499.0488.3
Cambrian
Ordovician
O
O
chronostratigraphy
System
global
Paleozoic485.4443.8
Paleozoic
Öland Series
chronostratigraphy
Series
regional
Baltic Ordovician489.8463.8
Ordovician
Pakerort Stage
AII
O1PK
chronostratigraphy
Stage
regional
Iru Subseries489.8486.2
Tremadocian
Varangu Stage
AIII
O1VR
chronostratigraphy
Stage
regional
Iru Subseries486.2483.4
Tremadocian
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
Viru Series
chronostratigraphy
Series
regional
Baltic Ordovician463.8452.0
Upper Ordovician
Aseri Stage
CIa
O2AS
chronostratigraphy
Stage
regional
Purtse Subseries463.8463.0
Darriwilian
Lasnamägi Stage
CIb
O2LS
chronostratigraphy
Stage
regional
Purtse Subseries463.0462.6
Darriwilian
Uhaku Stage
CIc
O2UH
chronostratigraphy
Stage
regional
Purtse Subseries462.6460.9
Darriwilian
Kukruse Stage
CII
O3KK
chronostratigraphy
Stage
regional
Purtse Subseries460.9458.2
Sandbian
Haljala Stage
CIII/DI
O3HL
chronostratigraphy
Stage
regional
Kurna Subseries458.2456.2
Sandbian
Idavere Substage
CIII
chronostratigraphy
Substage
regional
Haljala Stage
Sandbian
Ojamaa
chronostratigraphy
regional
Idavere Substage
Sandbian
25
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