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.
单词 | Cochlioceras |
释义 |
Cochlioceras
英语百科
CochliocerasCochlioceras 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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