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单词 Orbitoides
释义

Orbitoides

noun

Or·​bi·​toi·​des
: a genus of Upper Cretaceous to Miocene foraminiferans similar to Nummulites but characterized by radially arranged chambers and several layers of small chambers superimposed on both surfaces of the layer of large chambers

Word History

Etymology

New Latin, from Latin orbita orbit + -oides -oid

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更新时间:2024/9/21 20:47:20