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单词 Saccammina
释义

Saccammina

noun

Sac·​cam·​mi·​na
səˈkamənə,
saˈk-
: a genus of foraminiferans having a thick arenaceous test often in the shape of a pear, spindle, or sphere, having survived from the Ordovician to the present time, and making up with their remains various Carboniferous strata

Word History

Etymology

New Latin

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更新时间:2024/11/14 7:11:55