en
2015-08-18 18:00 PM CEST
http://inspire.ec.europa.eu/codelist/GeochronologicEraValue/cambrianStage2:1
http://inspire.ec.europa.eu/codelist/GeochronologicEraValue/cambrianStage2
Cambrian-Stage 2 (older bound-528.0 Ma, younger bound-521.0 Ma)
IUGS /CGI value