International Chronostratigraphic Chart 2017

Ordovician / Ordovicien / Ordovicium / Ordoviikki / Ordoviitsium / Ordovik / Ordovikas / Ordovizium / Ordovícico / Ordowik / ordoviciano / ordovicij / ordovicium / ordovik / ordovícium / Ордовик / オルドビス紀 / 奥陶纪

http://resource.geosciml.org/classifier/ics/ischart/Ordovician

label Ordovician Period
notation a1.1.3.5
broader
Paleozoic Era
broader transitive
Phanerozoic Eon original
narrower transitive
Ordovician
comment
older bound -485.4 +|-1.9 Ma
younger bound -443.8 +|-1.5 Ma
interval meets
Llandovery Epoch original
interval met by Ordovician original
Rhuddanian Age original
interval met by Ordovician original
Silurian Period original
interval met by Ordovician original
interval met by
Cambrian Period original
interval meets Ordovician original
Cambrian Stage 10 Age original
interval meets Ordovician original
Furongian Epoch original
interval meets Ordovician original
narrower
LowerOrdovician
MiddleOrdovician
UpperOrdovician
narrower transitive
Dapingian Age original
broader transitive
Ordovician
Darriwilian Age original
broader transitive
Ordovician
Floian Age original
broader transitive
Ordovician
Hirnantian Age original
broader transitive
Ordovician
Katian Age original
broader transitive
Ordovician
Sandbian Age original
broader transitive
Ordovician
Tremadocian Age original
broader transitive
Ordovician
type
GeochronologicEra original
Period original
Resource original
Concept original
ProperInterval original
has beginning Base of Ordovician original
has end Base of Silurian original
in scheme
International Chronostratigraphic Chart (2017) original
example resource Ordovician original
interval contains
Middle Ordovician Epoch original
broader
Ordovician
interval during Ordovician original
interval in Ordovician original
interval during Paleozoic original
interval finished by
Upper Ordovician Epoch original
broader
Ordovician
interval finishes Ordovician original
interval in Ordovician original
interval in Paleozoic original
interval started by
Lower Ordovician Epoch original
broader
Ordovician
interval in Ordovician original
interval starts Ordovician original
irimary topic of SP Ordovician original
same as Ordovician original