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单词 Cenomanian age
释义

Cenomanian age

英语百科

Cenomanian

Plesiopleurodon
Carcharodontosaurus

The Cenomanian is, in the ICS' geological timescale the oldest or earliest age of the Late Cretaceous epoch or the lowest stage of the Upper Cretaceous series. An age is a unit of geochronology: it is a unit of time; the stage is a unit in the stratigraphic column deposited during the corresponding age. Both age and stage bear the same name.

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更新时间:2025/6/19 10:10:25