CONTENTS. 



Birds collected and observed in the Darbhanga District, Tirhoot, Bengal, Gordon 



Dalgliesh, 201. 

 The Black-headed Gull (Larus ridibundus). Some Modifications of Habits, Robert 



Service, 216. 

 The Constancy of the Bee, G. W. Bulman, 220. 

 Ornithological Notes from Surrey, John A. Bucknill, M.A., 223. 

 Notes and Queries : — 



Mammalia, 232. Aves, 232-233. Insecta, 233. 

 Notices of New Books, 234-236. Editorial Gleanings, 237-240. 



THE COLLECTION OF BIRDS AND EGGS FORMED BY 

 THE LATE DR. A. C. STARK. 



/yi R. J. C. STEVENS will Sell by Auction, at his Rooms, 



<*■" 38, King Street, Covent Garden, W.C., on Thursday, June 19th, at 

 12.30, the entire Collection of Eggs, Bird Skins, and Ornithological 

 Library belonging to the late Dr. A. C. Stark. The Collection of Eggs 

 (all in clutches) and Skins were all personalty collected by Dr. Stark, and 

 authenticated and described by notes taken at the time. It is specially rich 

 in Raptores, including Eggs of Cinereous Vulture, Egyptian Griffin 

 Vulture, Bearded Vulture, Kite, Bonelli's Eagle, and Spanish White= 

 shouldered Eagle. Among others is a fine Series of Sardinian, Dart= 

 ford, Savi's, Cetti's, and Orphean Warblers ; and a few Good Eggs from 

 North America, collected in 1870-71. 



Catalogues in course of preparation. 

 VOLUME X. NOW READY. 



THE CAMBRIDGE NATURAL HISTORY. 



EDITED BY S. F. HARMER, Sc.D., F.R.S., and A. E. SHIPLEY, M.A. 



Volume X.— MAMMALIA. 



By F. E. BEDDARD, M.A., F.R.S., Vice- Secretary and Prosector of the 

 Zoological Society of London. 



ILLUSTRATED. 8vo. 17s. net. 



MACMILLAN AND CO., LIMITED, LONDON. 



FOR SALE. 

 ' ENTOMOLOGIST.' Volumes 1872 to 1897. 



Volumes VI.-XVI. bound in Six Volumes, half Morocco. 

 Vols. XVII. -XXX. unbound, but in good condition. What 

 offers ? 



WEST, NEWMAN & CO., 54, Hatton Garden, London, E.C. 



A GREAT AUK'S EGG for Private Sale, with Letters 

 **■ authenticating same. No dealers. Write to — 



"EGG." c/o Willing's Advertisement Offices, 162, Piccadilly, 



London, W. 



