C|^c §iflatbns of ll^e 
Carljoitibroits 00ltamc §[arks of 
Somerset. 
By C. LLOYD MORGAN, LL.D., F.R.S., F.G.S., and 
S. H. REYNOLDS, M.A., F.G.S., with extracts 
FROM PAPERS BY SIR ARCHIBALD GEIKIE, D.C.L., 
LL.D., F.R.S., Etc., and MESSRS. A. STRAHAN, 
M.A., F.R.S., AND W. S. BOULTON, F.G.S. 
Contents. 
I. — Introduction. 
II. Description of the Exposures. 
I. INTRODUCTION. 
D uring the past few years the igneous rocks associ- 
ated with the Carboniferous Limestone series of the 
Bristol district have attracted a good deal of attention, 
and three accounts of them have been published : — 
1. In the Summary of Progress of the Geological Survey 
for 1898 ^ Sir Archibald Geikie and Mr. A. Strahan give 
a detailed account of the majority of the exposures, and 
clearly establish the contemporaneous character of the 
rocks. 
2. In the Quarterly Journal of the Geological Society for 
1904 ^ the authors of the present paper summarize in the 
introduction the literature of the subject, deal with the 
evidence for the contemporaneous origin of the igneous 
1 P. 104-111. 
2 Vol. lx. p. 137-157. 
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