No. 535. 



Decade V.— Vol. VI.— No. I. 



Price Is. 6d. net. 



THE 



GEOLOGICAL MAGAZINE 



OR 



^Wouthlv) Jouvual of ©cologij. 



WITH WHICH IS INCORPORATP.D 



THE C3-EOnL>OC3-IST. 



EDITED RY 



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



ASSISTKD BY 



Wir.l'lUl) H. HUDLESTOX, F.U.S., &c., Dr. GEORGK ,I. IIINDK, F.U.S., &c , and 

 HORACIC B. WOODWARD, F.ll.S., &c. 



JANUARY, 1909. 



COnSTTEHSTTS. 



I. Okiginai, Aktici.es. Ptiffe 



Emiuent Living Geologists: J. J. 

 Hakris Teall, M.A., D.Sc, 

 F.R.S., Director of the Geological 

 Survey of Great Britain. ("With a 

 Portrait, Plate I.) ... 1 



Convection Currents in the Earth's 

 Interior. By the Rev. 0. Fisher, 

 M.A., F.G.S. 8 



Tlie Affinities of the Triassic Plant 

 Yuccites vogesiacus. By E. A. 

 Newell Arber, M.A., F.L.S., 

 F.G.S 11 



Linuihis Woodwardi , sp. nov., from the 

 Lower Oolite of England. By 

 D. M. S. Watsox, B.Sc, Victoria 

 University, Manchester. (With a 

 Text-figure.) 14 



The Igneous Rocks of Singapore. By 

 J. B. ScRiYENOR, F.G.S., State 

 Geologist. (With two Text-figures.) 17 



Mutual Action of Artesian Wells. By 

 H. J. Llewellyn Be.U)Nell, 

 Assoc.Inst. M.M., F.G.S., etc., etc. 23 



Boulder Distribution from Lennox- 

 town, Scotland. By A. MacEwex 

 Peach. (With two Maps.) 26 



II. Reviews. 

 Peter Macnair's Geology and Scenery 

 of the Grampians and Strathmore. 

 (First notice.) 31 



Walter Crane's Treatise on Gold and 

 Silver 



J. C. Merriam's Triassic Iclithj-osauria 



Stopes and Watson's Concretions in 

 Coal Seams 



(1) Geology of Audover, and (2) 

 Geology of Henley-on-Thames ... 



Geology of Western Cornwall 



Brief Notices: Juras.sic Echinoids — 

 Cape of Good Hope — Canada — 

 Fossil Pearls — Silurian Bivalves — - 

 New Hebrides— Stomach Stones — 

 Colour on Fossil Shells 



Page 



35 

 36 



37 



38 

 40 



40 



III. Reports axd Proceedings. 



Geological Society of London — 



November 18, 1908 43 



December 2 44 



Mineralogical Society 46 



Mr. 

 Rev 

 Dr. 

 Mr. 



A. 



lY. Correspondence. 

 W. Rogers, M.A., F.G.S. 



. 0. Fisher, M. A., F.G.S. 

 F. A. Bather, M.A., F.G.S. 

 F. Mort, M.A., F.G.S. ... 



46 

 47 

 47 

 48 



Professor A 



V. Obituary 

 J. Gaudr 



Mr. Joseph Lomas 



r^^;^,i,in!»n 



LONDO:^ : DULAU & CO., 37, SOHOl S 





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^" The Volume for 1908 of the GEOLOGrCAL MAGAZTifE-k-^eady, 

 price 20s. net. Cloth Cases for Binding may be had, price Is. 6d. net. 



