Jack Sepkoski
Author
1948 – 1999
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Who was Jack Sepkoski?
J. John Sepkoski Jr., was a University of Chicago paleontologist. Sepkoski studied the fossil record and the diversity of life on Earth. Sepkoski and David Raup contributed to the knowledge of extinction events. They suggested that the extinction of dinosaurs 66 mya was part of a cycle of mass extinctions that may have occurred every 26 million years.
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- Born
- Jul 26, 1948
Presque Isle - Also known as
- J. John Sepkoski Jr.
- Nationality
- United States of America
- Education
- Harvard University
- Died
- May 1, 1999
Submitted
on July 23, 2013
Citation
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"Jack Sepkoski." Biographies.net. STANDS4 LLC, 2024. Web. 28 Apr. 2024. <https://www.biographies.net/people/en/jack_sepkoski>.
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