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Ediacaran Period
References & Edit History Quick Facts & Related Topics
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A chart showing the Proterozoic eon on the geologic time scale, divided into Paleoproterozoic, Mesoproterozoic, and Neoproterozoic eras with their respective periods and the millions of years ago each period began, ranging from 2,500 to about 539 million years ago. Spriggina fossil A detailed geologic time scale chart displaying Earth's history from the Hadean Eon over 4.5 billion years ago to the present, organized by eons, eras, periods, epochs, and ages with color-coded columns and corresponding dates in millions of years.

Ediacaran Period: References & Edit History

Article Contributors

Primary Contributors

  • John P. Rafferty
    John P. Rafferty writes about Earth processes and the environment. He serves currently as the editor of Earth and life sciences, covering climatology, geology, zoology, and other topics that relate to the natural world.

Other Contributors

  • Kenneth Wilks

Article History

Type Description Contributor Date
Noted that the earliest evidence of sexual reproduction occurs in fossils dating to roughly 567 million years ago. May 22, 2026
Clarified the role the Ediacara fauna played in the evolution of metazoans. Mar 15, 2018
New article added. Nov 08, 2016
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