en
2015-08-18 17:58 PM CEST
http://inspire.ec.europa.eu/codelist/GeochronologicEraValue/tithonian:2
http://inspire.ec.europa.eu/codelist/GeochronologicEraValue/tithonian
http://inspire.ec.europa.eu/codelist/GeochronologicEraValue/tithonian:1
Tithonian (older bound-150.8 +/-4 Ma, younger bound-145.5 +/-4 Ma)
IUGS /CGI value