No. 686. Vol. LVIII of Whole Series. Price 2s. 6d. 
' The 
Geological Magazine 
OR 
Monthly Journal of so 
Mi : tity, ke 
ITH WHICH IS neon Nts Mo, \ 
THe GEOL@GIST... 2.5 7.\ 
& “ale 99199] 4 
EDITED BY 4 
HENRY WOODWARD, LL‘B.//8 as, he uw f 
AND 
R. H. RASTALL, Sc.D.-, MINT. MM, 
ASSISTED BY 
ProFr. J. W. GREGORY. D.S&c.. F.R.S. Sir JETHRO J. H. TEALL, Sc.D., F.R.S. 
F.H. HATCH, Pu.D., M.Inst.M.M. PROF. W. W. WATTS, Sc.D., F.R.S. 
ProF. J. E. MARR, Sc.D., F.R.S. HENRY WOODS, M.A., F.R.S8. 
A. SMITH WOODWARD, LL.D., F.R.S. 
AUGUST, 1921. 
CONTENTS :— 
Page | ORIGINAL ARTICLES (continued). Page 
WDITORTAT NODES Ha aceceessrsesccece 337 | Fauna of the Brachiopod Beds at 
Cauldon, Staffs. By W. E. 
IASIGKSIN S Baa ersicclaer-isctas srisi else ee tieiiac 367 
ORIGINAL ARTICLES. An Outline of Chinese Geology. 
| _ The Jurassic and Lower Cretaceous By J. S. LEE. (Continued.) ... 370 
Rocks of Northern Sinai. By 
Dr. W. F. Hume. (With 2 Text- REVIEWS. 
1HReAUUYEIS.)) "Sod uocoonotcbbasenooseanecaes 339 | The Structure of the Earth ......... 378 
On Ammonites from Spitsbergen. Geological MAaPS.......00000eeeeeeeeeees 380 
By L. F. SparH. (Concluded.) 347 | Tin Resources of the British 
y : IeTaM VHF oqaoaoodoon abd oodcoBDAoOONeEn OOS 381 
The Use of Graphs in Paleontology. The West Riding of Yorkshire...... 382 
By Prof. H. H. SwINNERTON. aan Son ol 389 
(With 3 Text-figures.) ............ 357 Srey Stereum WO Lt Ta RII a 
: Laterite in West Australia ......... 383 
A Hypothesis of Mountain Building. Geology of the Bristol Distyrict...... 383 
IBN JN Wo VBUIEIE)  SaccosdcosssbosoodoK BOE ||| WISIN OYEA onc cacaconomucooscooubeoaseu0C 384 
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