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The Siluro—Devonian Boundary

Published online by Cambridge University Press:  01 May 2009

P. T. Warren
Affiliation:
Institute of Geological Sciences, Ring Road Halton, Leeds, 15, LS15 8TQ.
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Abstract

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Type
Correspondence
Copyright
Copyright © Cambridge University Press 1969

References

REFERENCES

Richardson, J. B., & Lister, T. R. 1968. Upper Silurian and Lower Devonian spore assemblages from type and other localities in the Welsh Borderland and South Wales. Abstr. Proc. 3 Int. Symp. Sil-Dev. Boundary, Leningrad, p. 188.Google Scholar
Tarlo, L. B., Halstead. 1965. Siluro-Devonian Boundary. Geol. Mag., 102 (4), 349–50.CrossRefGoogle Scholar
Warren, P. T. 1968. The significance of recent progress in the regional correlation of the Ludlovian-Downtonian boundary. Abstr. Proc. 3 Int. Symp. Sil.-Dev. Boundary Leningrad, p. 240.Google Scholar