Hostname: page-component-586b7cd67f-rcrh6 Total loading time: 0 Render date: 2024-11-28T16:05:32.227Z Has data issue: false hasContentIssue false

The Position of the Wenlock/Lundlow Boundary in the Silurian Graptolite Sequence

Published online by Cambridge University Press:  01 May 2009

M. G. Bassett
Affiliation:
Department of Geology, University College of Swansea, Singleton Park, Swansea.
J. H. Shergold
Affiliation:
Bureau of Mineral Resources, Geology and Geophysics, Post Office Box 378, Canberra, A.C.T., Australia.
Rights & Permissions [Opens in a new window]

Abstract

Image of the first page of this content. For PDF version, please use the ‘Save PDF’ preceeding this image.'
Type
Correspondence
Copyright
Copyright © Cambridge University Press 1967

References

REFERENCES

Alexander, F. E. S., 1936. The Aymestry Limestone of the Main Outcrop. Q. Jl geol. Soc. Lond., 92, 103115.CrossRefGoogle Scholar
Das Gupta, T., 1932. The Salopian graptolite shales of the Long Mountain and similar rocks of Wenlock Edge. Proc. Geol. Ass., 43, 325363.CrossRefGoogle Scholar
Davidson, T., and Maw, G., 1881. Notes on the physical character and thickness of the Upper Silurian rocks of Shropshire, with the brachiopods they contain grouped in geological horizons. Geol. Mag., 18, 100–9.CrossRefGoogle Scholar
Holland, C. H., Lawson, J. D., and Walmsley, V. G., 1963. The Silurian rocks of the Ludlow district, Shropshire. Bull. Br. Mus. nat. Hist. Geology, 8, No. 3, 93171.Google Scholar
Ketley, C., 1865. On the Silurian rocks and fossils of Dudley. Rep. Br. Ass. Advmt Sc., 1865 (Birmingham), Trans. 6365.Google Scholar
Warren, P. T., Rickards, R. B., and Holland, C. H., 1966. Pristiograptus ludensis (Murchison, 1839) and the position of the Wenlock/Ludlow boundary in the Silurian graptolite sequence. Geol. Mag., 103, 466–7.CrossRefGoogle Scholar
Wood, E. M. R., 1900. The Lower Ludlow Formation and its Graptolite Fauna. Q. Jl geol. Soc. Lond., 56, 415491.CrossRefGoogle Scholar