No. 463. New Series -Decade IV.— Vol. X.— No. I. Price Is. 6d. nett. 



THE 



GEOLOGICAL MAGAZINE 



OR, 



05 



anthln Joiniital of (S^olaflj. 



WITH WHICH IS INCORPORATED 



"TJdLE GEOX^OGJ^IST." 



EDITED BY 



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



ASSISTED BY 



ROBERT ETHERIDGE, F.R.S., &c., WILFRID H. HUDLBSTOX^ 



Dr. GEORGE J. HINDE, F.R.S., &c., and HORACE B. WQ^%#RD, F.R S , &dff/''^\ 



JANUARY, 1903? ^-^^^Ur { 4|#^ 



G O ISr T IB iNT T S 



s/ 



I. Original Articles. page 



1 . Some Suggestions on Extinction. 

 By C. W. Andrews, D.Sc, 

 F'.G.S 1 



2. Woodwardinn Museum Notes : 

 Some Weulock Species of Lichas. 

 By F. E. Cowper Reed, M.A., 

 F'.G.S. (Plate I.) 2 



3. On the Original Form of Sedi- 

 mentary Deposits. (Part I.) By 

 the Rev. J. F. Blake, M.A., 

 F.G.S. (With 2 Illustrations.) 12 



4. The Blown Sands and other 

 Deposits of Towan Head, New- 

 quay, Cornwall. By A. S. 

 Kennard & S. H. Warren, 

 F.G.S 19 



5. Fossil and Recent Shells in Corn- 

 wall. By J. P. Johnson 25 



6. Devonian Trilobites of Cornwall. 

 Bv Henry Woodward, LL.D., 

 F'.R.S. (With a Figure.) 28 



Original Articles — continued. page 



7. Belemnites of the Faringdon 

 ' Sponge-gravels.' By G. W. 

 Lamplugh, F.G.S 



8. Quartz Dykes near Foxdale, Isle 

 ofMan. BvJ.Lomas'A.R.C.S., 

 F.G.S. ..." '... 



9. The Term ' Hemera.' Bv A. J. 

 Jukes-Browne, B.A , F.G.S. 



II. Reviews. 

 (a) Researches on the Upper Chalk, 



hy A. de Grossouvre ; with (/;) 

 a Monograph of the genus Mi- 

 craster, by J. Lambert 



III. Reports and Proceedings. 

 Geological Society of London — 



L November 5, 1902 42 



2. November 19, 1902 44 



IV. Obituary'. 



The Rev. Prof. Wiltshire, M.A., 

 D.Sc, F.G.S 46 



32 



34 



36 



38 



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