Linked Data Service of GSJ
Geological age
Tremadocian
itemdescription
@idhttps://gbank.gsj.jp/ld/resource/geoltime/item/GEOAGE_135030200
NameTremadocian
RankAge
Upper age (Ma)477.7 ±1.2
Lower age (Ma)486.85 ±1.5
Source
Name@id
地質系統・年代の日本語記述ガイドライン(v2024/12)(日本地質学会)https://geosociety.jp/name/content0062.html
isPartOf
Name@id
Early Ordovicianhttps://gbank.gsj.jp/ld/resource/geoltime/item/GEOAGE_135030000