ALL RIGHTS RESERVED. 



Vol. III. No. 20. 



Rat^i^al 



"^ SeiERGE: 



K JVEonthly I(evievl of Scientific Progress. 



OCTOBER, 1893. 



CONTENTS. 



PikGC 



Notes and Comments 241 



The Organisation of Science — Scientific Linguistics — Lake 



Superior— The Feeding of Fishes— The Thyroid Gland— 



The Polynesian Islands— Lake Vegetation— Classification 



of Conifers 



I. The EfTect of the Glacial Period on the Fauna and Flora of the 



British Isles. By G. W. Bulman, M.A., B.Sc 261 



II. Some Recent Researches on the Habits of Ants, Wasps, and 



Bees. By George H. Carpenter, B.Sc 267 



III. The Recent, Plague of Wasps. By Oswald H. Latter, M.A. .. 273 



1 Y. Biological Theories. YII. The Digits in a Bird's W^ing : a Study 

 of the Origin and Multiplication of Errors. By C. Herbert 



Hurst, Ph.D 



Y. The Problem of Variation. By J. T. Cunningham, M.A. 

 YI. The Nearctic Region and its Mammals 



YII. The British Association Addresses, 1893 



Some Newr Books 



Naturalist's Map of Scotland. By J. A. Harvie-Brown and 

 J. G. Bartholomew.— A Contribution to the Geology and 

 Natural History of Nottinghamshire. By J W. Carr.— A 

 Biographical Index of British and Irish Botanists. By 

 J. Britten and G. S. Boulger.-A Descriptive Account of the 

 Mammals of Borneo. By Charles Hose.— The Amphioxus 

 and its Development. By B. Hatschek.— European Methods 

 of Oyster-culture. By B. Dean. — Ethnographie Nordost- 

 Afrikas. By P. Paulitschke.— Guide to the Siebengebirge. By 

 B. Stiirtz. — Bibliography of Palaeozoic Crustacea. By A. 

 W. Yogdes 

 Obituary:— E. Schnitzer.— E. Charlesworth.— L. Blomefield.— A. 



Strauch 307 



Nevrs of Universities, Museums, and Societies .. .. 311 



Correspondence :— Dr. C. H. Hurst.- Professor F. W. Hutton.— 



H. O. Forbes.— H. Scherren 316 



London and New York: MACMILLAN & CO. 



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