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单词 Cochlioceras
释义

Cochlioceras

英语百科

Cochlioceras

Cochlioceras is an extinct baltoceratid genus from the lower and middle Ordovician (Arenig - Llanvrin) of what are now Europe, the U.S (Vermont), and China, having existed for approximately 14 million years, from about 478 to 464 mya.

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更新时间:2025/6/16 22:57:12