No. 564. 



Decade V.— Vol. VIII.— Ho. VI. 



Price 2s. net. 



THE 



GEOLOGICAL MAGAZINE 



OK 



^lonthlii Journal of deologp. 



WITH WHICH IS INCORPORATED 



THE G-EOZLOG-IST. 



EDITEI) BY 



HENRY WOODWARD, LL.D., F.R.S., F.G.S., &c. 



ASSISTED BV 



Professor J. W. GREGORY, D.Sc., F.R.S., F.G.S. 



Dr. GEORGE J. HINDE, F.R.S., F.G.S. 



Sir THOMAS H.HOLLAND, K.C.I.E , A.R.C.S., D.Sc, F.R.S., F.G.S. 



Professor W. W. WATTS, Sc.D., M.Sc, F.R.S., Pres. Geol. Soc. 



Dr. ARTHUR SMITH WOODWARD, F.R.S., F.L.S., Sec.Geol.Soc, and 



HORACE B. WOODWARD, F.R.S., F.G.S. 



JUNE, 1911. I «JUN 15 it 



CONTE1TTS 





I. Original Articles. Page 



British Pillow-lavas and the Eocks 

 associated with them. By Henry 

 Dewey and J. S. Flett. 

 (Concluded.) 241 



The Fundamental Problems of 

 Pedogenesis, or Origin of the 

 Igneous Eocks. By Professor 

 Dr. Franz Lcewinson-Lessing 248 



Structure and Evolution of Phyllodes 

 in some Fossil Echinoidea. By 

 Herbert L. Hawkins, B.Sc, 

 F.G.S. (Plate XIII.) 257 



Note on the Geology of the Gold 

 Coast, West Coast of Africa. By 

 John Parkinson, M.A., F.G.S. 265 



II. Eeviews. 



Dr. Albert Brun's New Vulcanology 268 



Canadian Geological Survey 273 



Cleveland Ironstone and Iron ... 274 



Indian Geological Survey 275 



United States Geological Survey ... 275 

 Brief Notices : Iowa — California — 

 Argentine Eepublic — S. Australia 



Eeviews {continued). Page 

 — Increase of Temperature in 

 Bore-holes — Sussex Prehistoric 

 Man 276 



VI. Miscellaneous. 

 Geological Survey of Great Britain 287 



Universal Eaces Congress 287 



Geographical Congress 287 



Volcanological Institute 288 



Mr. Henry Keeping 288 



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