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单词 Arikareean
释义

Arikareean /ˌæri'kɑ:riən/

英汉-汉英词典
阿里卡里阶
词组 | 习惯用语
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  • evergreen adj. 常绿的 n. 常绿树;常绿植物
  • Afrikaner n. 欧洲血统的南非人
  • Argentinean 阿根廷
Arikareean n. [地质] 阿里卡里阶
英语百科

Arikareean

The Arikareean North American Stage on the geologic timescale is the North American faunal stage according to the North American Land Mammal Ages chronology (NALMA), typically set from 30,600,000 to 20,800,000 years BP, a period of 9.8 million years. It is usually considered to overlap the Oligocene and Miocene epochs. The Arikareean is preceded by the Whitneyan and followed by the Hemingfordian NALMA stages.

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更新时间:2025/6/21 18:04:27