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GEOLOGICAL MAGAZINE 



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'*TMli: aKOLOGHST." 



EDITED BT 



H EN RY WOODWAR D, LL.D., F.R.S., F.G.S., &c. 



ASSISTED BY 



WILFRID H. HUDLESTOX, F.R.S., &c., Dr. GEORGE J. HINDE, F.R.S., &c., and 

 HORACE B. WOODWARD, F.R.S., &o. 



JANUARY, 1904. 



OO JSTTEISTTS. 



I. Original Articles. i 



1. A Retrospect of Geology in the 

 last Forty Years. (Parti.) .. 



2. Capressinoxylon hookeri, sp. nov. 

 a Silicified Tree from Tasmania 

 By E. A. Newell Arbek, M. A. 

 F.L.S.,F.G.S., Trinity College, 

 Cambridge. (Plate I and 3 

 Woodcuts.) 7 



3 . Remarkable Atmospheric Erosion 

 of Eocks in Corsica. By F. F. 

 TucicBTT, F.R.G.S. (Plate II.) 12 



4. Note on the Keratophyres of the 

 Breidden and Berwyn Hills. By 

 H. Stanley Jeyons, M.A., 

 F.G.S., University of Sydney... 13 



5. Contributions to the Geology of 

 Ceylon : II. Silicification of 

 Crystalline Limestones. By 



A. K. COOMARASWAMY, B.Sc, 



F.L.S., F.G.S., Dii-ector of 

 the Minerar Survey of Ceylon. 

 (With a Process Block.) 16 



6. Recent Tufaceous Deposit of 

 Totland Bay, Isle of Wight. By 

 A. S. Kennard and S. H. 

 AVakren, F.G.S 19 



7. The Ophite of Biarritz. By P. 

 W. Stuakt-Menteath, Assoc. 

 R.S. Mines 22 



Original Articles — continued. p 



8. The Toarcian of Bredon Hill. 

 By S. S. BucKMAN, F.G.S. ... 



9. Note on Perici/clus fasciciilatiis, 

 M'Coy, sp. By G. G. Crick, 

 F.G.S., British Museum (Nat. 

 Hist.). (With 4 Process Blocks.) 



II. Notices of Memoirs. 



On the Igneous Rocks of the 

 Berwyns. By T. H. Cope and 

 J. Lomas 



III. Reviews. 



1. The PaliBontographical Society 

 of London, vol. Ivii, for 1903 ... 



2. Memoirs of the Geological Sur- 

 vey of England and Wales— 



(1) The Geology of the Countiy 

 near Chichester 



(2) The Geology of the Country 

 around Torquay, ...,._ 



IV. Reports and Proceedings. 



1. Geologic^fl Society of Loiidon — , 

 November 18th, 1903 '..... 



2. Rpyal Microscopical Societv — 

 Deieember 1 6th, 1903 .'.' ; . . * 



3. Mineralogical Societv — 

 NovembeTjTth, 19U3 



V. Obituary. 



Robert Etheridge^i5^E.S-. L. &E., 

 F.G.S 



25 

 27 



33 

 34 



35 

 37 



39 

 40 

 41 



42 



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