/ 



No. 415. New Series.— Decade IV.— Vol. VI.— No. I. Price Is. 6d. nett. 



OCT 1 1900 THE 



GEOLOGICAL MAGAZINE 



OE, 



onthig Joininal of (S^olajgg. 



WITH WHICH IS INCORPORATED 



THE GEOLOGIST." 



EDITED KY 



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



ASSISTED BY 



ROBERT ETHERIDGE, F.R.S. L. & E., F.G.S., &c., 



WILFRID H. HUDLESTON, M.A., F.R.S. , F.L.S., F.G.S., &c. 



GEORGE J. HINDE, Ph.D., F.R.S., F.G.S., &c., and 



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



JANUARY, 1899. 



GOnSTTEHSTTS. 



I. Okigtnal Articles. i 



1. Fulgurites from Tupungato and 

 the Summit of Aconcagua. By 

 Professor T. G. Bonney, D.Sc 

 LL.D., F.R.S., V.P.G.S 



2. The Scandinavian Ice-sheet and 

 the Baltic Glacier. By Sir H 

 H. HowoRTH, K.C.I.E,, M.P. 

 F.E.S., F.G.S. (Plate I.) .. 



3. The Origin of Mammals. By 

 Professor 0. C. Marsh, M.A 

 Ph.D., LL.D., F.G.S 13 



4. Professor Hull's " Submerged 

 Platform of Western Europe.' 

 By Professor J. "W. Spencer, 

 M.A., Ph.D., B.A.Sc, F.G.S. 16 



II. Notices of Memoirs. 



1. An Expedition to Christmas 

 Island. By C. W. Andrews, 

 B.A., B.Sc, F.G.S 19 



2. Structure of a Coral Reef. By 

 Professor W. J. Sollas, F.R.S. 27 



Notices of Memoirs — continued, page 



3. The Fossil Phyllopoda of the 

 Pala30zoic Rocks. By Professor 



T. Rupert Jones, F.R.S 28 



4. Action of Subaerial and Sub- 

 marine Agents on Rocks. By 

 T. H. Holland, A.R.C.S., 

 F.G.S 30 



III. Reviews. 



1. "Wachsmuth & Springer's Mono- 

 graph on Crinoids. (Fifth 

 Notice.) By F. A. Bather, 

 M.A., F.G.S. (With 19 Illus- 

 trations.) 32 



2. Geology of Eastbourne. By 

 Clement Raid, F.L.S., F.G.S. 44 



IV. Reports and Proceedings. 



Geological Society of London — 



1. November 23, 1898 45 



2. December 7, 1898 46 



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^ The Volume for 1897 of the GEOLOGICAL MAGAZINE is ready, 

 price 20s. nett. Cloth Cases for Biuding; may be had, price Is. 6d. nett. 



