No. 595. 



Decade VI.— Vol. I.— No. I. 



Price 2s. net. 



THE 



GEOLOGICAL MAGAZINE 



OR 



^Kontlilii Journal of ^eologi). 



■WITH WHICH IS INCORPORATKl) 



TI3:DE GrEOLOGi-IST. 



EDITED BY 



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



A88I8TKI) BY 



Professor J. W. GREGORY, U.Sc, F.R.S., F.G.S. 



Dr. GKORGE J. HINDE, F.R.S., F.G.S. 



Sir THOMAS H. HOLLAND, K.C.I. E., A.U.C.8., D.Sc, F.R.S., F.G.S. 



Dr. JOHN EDWARD .M-ARIl, M.A., Sc.D. (Camb.), F.R.S., F.G.S. 



Dr. J. J. H. TEALL, M.A., Sc.D. (Camb.), LL.D., F.R.8., F.G.S. 



Professor W. W. WATTS, Sc.D., M.Sc, F.B.S., Vice-Prks. Geol. Soc. 



Dr. ARTHUR SMITH WOODWARD, F.R.S., F.L.S., Sec. Gk o^.. Soc. 



HORACE B. WOODWARD, F.R.S., Y-H^^T^ZX^rt t n7T} 



JANUARY, 191 



OOnSTTEin^TS^ 



I. Original Articles. Page 

 Problematical Structures in Holec- 



typoida. By H. L. Hawkins, 



M.Sc, F.G.S. (Plate I.) ... 1 

 On Herpetojyora, a new Polyzoan. 



By W. D. Lang, M.A., F.G.S. 



(Plate II.) 5 



Kock-soil and Plant Distribution. 



By A. E. HORWOOD 8 



Lifting by Ice-melting. By Eev. 



Edwin Hill, M.A., F.G.S. ... 12 

 The Boring at Heathfield . By A. J . 



Jukes-Browne, F.E.S., F.G.S. 16 

 Professor Walther's Desert Erosion. 



By Dr. W. F. Hume, F.E.S.E., 



F.G.S 



II. Eeviews. 

 Coal Resources of the World 

 Prof. J. P. Iddings' Igneous Rocks 

 Professor James Geikie : Mountains 

 W. K. Spencer : Cretaceous Aster- 



oidea 



Coal-fields of Colorado 



Geology of Alaska 



18 



22 

 25 

 26 



28 

 29 

 31 



Eeviews (co7itmiied). 



Geology of Idaho 



Indo-China 



Natural Sources of Energy 



Fertility of the Soil 



Prehistoric Society of East Anglia 

 Norfolk and Norwich Naturalists' 



Society 



Brief Notices 



III. Eeports and Proceedings. 

 Geological Society of London — 



November 19, 1913 



December 3 



December 17 



Mineralogical Society — Nov. 11 ... 

 Zoological Society — November 25 



IV. Obituary. 



Sir Eobert S. Ball 



Professor Igino Cocchi 



Dr. Alfred Eussel Wallace 



V. Miscellaneous. 

 Dr. W. T. Gordon at King's College 



35 

 35 



46 



47 

 47 



48 



LONDON : DULAU & CO., Ltd., 37 SOHO SQUARE, W. 



^" The Volume for 1913 of the GEOLOGICAL MAGAZINE is ready, 

 price 26s. net. Cloth Cases for Binding: may be had, price Is. 6d. net. 



