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单词 Ediacaran
释义
E·di·a·ca·ran (ēdēkə-rən)
adj.
1. Of or relating to the final geologic period of the late Precambrian Era, lasting from 620 to 542 million years ago.
2. Of or relating to a group of fossilized soft-bodied marine organisms that are the earliest known remains of multicellular life and date from between 560 and 542 million years ago.

[After the Ediacaran Hills in southern Australia, where the first such fossils were found.]
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更新时间:2025/3/22 10:19:00