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Which era includes the Cambrian Period?
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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 Cambrian Period is the earliest time division of the Paleozoic Era. It marks the beginning of the Phanerozoic Eon and spans from approximately 538.8 million to 485.9 million years ago.12