No. 429. New Series.— Decade IV.— Vol. VII.— No. III. Price Is. 6d. nett. 



THE 



GEOLOGICAL MAGAZINE 



onthlg JouiiuhI of (S^olaflu* 



WITH WHICH IS INCORPORATED 



"THE aEOLOOIST." 



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^ 



MARCH, 1900. f"^^ 



OO nSTTEItTTS. 



13 190 



I. Original Articles. page 



1. A Coutiibutiou to Post-Glacial 

 Geology. By T. Mellaud 

 Eeade, F.G.S., F.lt.I.B.A. 

 (Plate V.) 97 



2. Woodwardiau Museum Notes : 

 A new Carboniierous Cephalo- 

 pod, PleuronantilHs ? scarlet- 

 tensis, sp.u. By F. R. Cowper 

 Reed,M.A.,F.G.S. (Plate YI.) 105 



3. On some Minor British Earth- 

 quakes of the Years 1893-99. 

 By Charlks Davison, Sc.D., 

 F.G.S. (With a Diagram.) ... 106 



4. Repnrt on the Drift at Moel 

 Tryfaen, drawn up by the 

 Secretary of the Committee. 

 By Edward Greenly, F.G.S. 

 (With 7 Woodcuts.) 115 



II. Reviews. 



1. Prof. J. Joly's Estimate of the 

 Geological Age of the Earth. By 

 Rev. O. Fisher, M.A., F.G.S... 124 



Reviews — contitutcd. page 



2. P. N. Yenyukov's Fauna of the 

 Silurian of Podolia 132 



3. Baron von Toll's Contributions 

 to a Knowledge of the Cambrian 



of Sibei'ia 133 



III. Reports and Proceedings. 

 Geological Society of Loudon — 



1. January 10, 1900 135 



2. January 24, 1900 137 



3. February 7, 1900 140 



IV. Correspondence. 



1. Mr. J. Smith 142 



2. Mr. J. R. DakjTis 143 



Y. Obituary. 



Geheimrath Professor Dr. Hans 

 Bruno Geiuitz, For. Mem. Geol. 

 Soc. Loud 143 



YI. Miscellaneous. 



Mr.A. Smith Woodward, LL.D., 

 F.L.S., F.G.S 144 



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^ The Volume for 1899 of the GEOLOGICAL MAGAZINE is ready, 

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