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Are Mass Extinctions Really Periodic?

Published online by Cambridge University Press:  27 July 2009

Sheldon M. Ross
Sheldon M. Ross
Affiliation:
Department of Industrial Engineering and Operations ResearchUniversity of California Berkeley, California
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Abstract

It is argued that the analysis of family extinction data that resulted in the claim of a 26-Myr periodicity of mass extinctions was flawed in that it did not allow for the possibility of a symmetric random walk model, which is shown to be perfectly consistent with the data.

Type
Articles
Information
Probability in the Engineering and Informational Sciences , Volume 1 , Issue 1 , January 1987 , pp. 61 - 64
Copyright
Copyright © Cambridge University Press 1987

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References

Raup, D. M. and Sepkoski, J. J. (1984). Periodicity of extinctions in the geologic past. Proceedings of the National Academy of Sciences of the U.S.A. 81: 801–805.CrossRefGoogle ScholarPubMed
Hoffman, A. (1985). Patterns of family extinction depend on definition and geological time- scale. Nature 315: 659–662.CrossRefGoogle Scholar
Hoffman, A. and Ghiold, J. (1985). Randomness in the pattern of ‘mass extinctions’ and ‘waves of origination’. Geological Magazine 22: 1–4.CrossRefGoogle Scholar
Raup, D. M. and Crick, R. E. (1981). Evolution of single characters in the Jurassic ammonite Kosmoceras. Paleobiology 7(2): 200–215.CrossRefGoogle Scholar
Kitchell, J. A. and Estabrook, G. (1986). Matters arising. Nature 321: 534–535.CrossRefGoogle Scholar