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Further notes on the strontium contents of unaltered fossil cephalopod shells

Published online by Cambridge University Press:  01 May 2009

A. Hallam
Affiliation:
Department of Geology And Mineralogy, University of Oxford.
N. B. Price
Affiliation:
Grant Institute of Geology, University of Edinburgh.

Summary

A likely example of biochemical evolution in the nautiloids is demonstrated, based on X-ray fluorescence analysis of the Sr content of unaltered shells.

Type
Articles
Copyright
Copyright © Cambridge University Press 1968

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References

REFERENCES

Hallam, A. & Price, N. B. 1963. Strontium contents of Recent and fossil aragonitic cephalopod shells. Nature, Lond., 212, 25–7.CrossRefGoogle Scholar
Lowenstam, H. A. 1963. Sr/Ca ratio of skeletal aragonite from the Recent marine biota at Palau and from fossil gastropods. In Isotopic and Cosmic Chemistry, edit, by Craig, H., Miller, S. L. & Wasserburg, G. J. (North Holland), pp. 114132.Google Scholar
Odum, H. T. 1957. Biochemical deposition of strontium. Inst. mar. Sci. Univ. Texas, 4, 39114.Google Scholar
Price, N. B. & Hallam, A. 1967. Variation of strontium content within shells of Recent Nautilus and Sepia. Nature, Lond., 215, 1272–4.CrossRefGoogle ScholarPubMed