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When did the Miaolingian Series occur?
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Cambrian Period
Distribution of landmasses, mountainous regions, shallow seas, and deep ocean basins during the late Cambrian Period. Included in the paleogeographic reconstruction are the locations of the interval's subduction zones.
The Miaolingian Series, formerly known as Series 3, occurred from 506.5 million to 497 million years ago during the Cambrian Period.1