No. 375. New Series.— Decade IV.— Vol. II.— No. IX. Price Is. 6d. nett. 



THE 



GEOLOGICAL MAGAZINE: 



OR, 



outlilg Jouiiital of #^oIajgj. 



WITH WHICH IS INCOaPORATKD 



THE aEOLOG^IST." 



EDITED BY 



HENRY WOODWARD, LL.D., F.R.S., Pres. Geol. Soc., &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., V.P.G.S., &c., 



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



AND HORACE BOLINGBROKE WOODWARD, F.G.S. 



SEPTEMBER, 1895. 



OOnSTTEISTTS, 



I. Original Articles. 



PAGE 



1. Structure of Squaloraja and 

 Chimcera. By Dr. Otto M. 

 Eeis. (With Plate XII) 385 



2. Ammonites in British Museum. 

 By A. H. FooRD, F.G.S. 

 (With 22 Illustrations.) 391 



3. Description of Ceramiirus macro- 

 cephalus. By Arthur Smith 

 Woodward, F.L.S., F.G.S. 401 



4. The Great Ice Age and Sub- 

 mei^ence. By Dugald Bell, 

 F.G.S. (Continued from p. 355) 402 



5. Note on the Torbay Eaised 

 Beaches. By A. R. Hunt, M.A. 405 



6. A Viscous Flow of Glacier-Ice. 

 ByR. M. Deeley, F.G.S. ... 408 



Original Articles — continued. page 



7. On the Pitch Lake of Trinidad. 

 By S. F. Pbckham. (With 

 two Maps.) 416 



II. Reviews. 



1. The Cretaceous Series of the 

 Upper Missouri ; and the Chalk 

 of North America and its 

 Foramiuifera 425 



2. Von Zittel's Outlines of Palaeon- 

 tology (or Palseozoology) 429 



3. Prof. Tornquist on the Structure 



of some DiprionidseanGraptolites 430 



4. Dr. Wisman on the Diplo- 

 graptidae and on Momgraptus. 431 



III. Correspondence. 



1. H. Ishihara, Japan 432 



2. Dr. C. Callaway, F.G.S 432 



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