TO CORRESPONDENTS. 



The Naturalist is published on the first of every month. 

 Subscription 4/- a year, post ix^^, payable in advance. The 

 volume commences in August of each year. Subscribers to 

 Vol. IV. who have not already sent in their subscriptions are 

 requested to do so at once ; and intending new subscribers 

 should send in their names immeaiaiely . 



All communications, except Advertisements, Exchanges, or 

 Short Queries, should, if possible, be in the hands of the 

 Editors not later than the i8th of the current month, to insure 

 insertion in our next issue, and should be written on one side of 

 the sheet only. 



All communications must he addressed to the Editors, care of 

 Mr. B. BROWN, Publisher, Huddersfield. 



The Entomologist's Monthly Magazine. 



Price 6d. monthly, 24 pages 8vo, with occasional Illustrations. 



Conducted by J. W. Douglas, R. MacLachlan, F.R.S., E. C. Rye, 

 F.Z.S., H. T. Stainton, F.R.S., &c. 



This Magazine, commenced in 1864, contains standard Articles and Notes on 

 all subjects connected with Entomology, and especially on the Insects of the 

 British Isles. 



Siibscrii)tion 6s. per volume, post free. The volumes commence with the June 

 number in each year. 



The early volumes are out of print, but can be occasionally obtained by j)urchasers 

 of the entire series. In this case the price of vols. 1. to V. is 10s. i^er vol. The 

 succeeding vols, (strongly bound in cloth) can be had separately or together at 7s. 

 per voL 



London : JOHN VAN VOOEST, 1, Paternoster Kow. 

 N.B. —Communications, &c., should be sent to the Editors at the above address. 



On the First of eve?y Month, Price One Shilling. 



THE ZOOLOaiST: 



A Monthly Magazine of Natural History. 



New Series, edited hy J. E. HARTING, F.L.S., F.Z.S., Member of the 

 British Ornithologists' Union. 



Original articles by well-known naturalists in every branch of Zoology. 

 Notes on the habits of animals. Arrival and departure of Migratory Birds. 

 Occurrence of rare birds. Distribution and migration of British Fresh- 

 water Fish. New or rare Marine Fish. Local Aquaria. British Reptiles. 

 British Land and Fresh- water Mollusca, with remarks on the haunts and 

 habits of the species. And other matters of general interest to those who 

 delight in Natural History. Linnean, Zoological, and Entomological 

 Societies. Notices of Natural-History books. 



The July No. contains an article " On the Moult of the Bill and Palpe- 

 bral appendages in the Common Puf&n, discovered by Dr. Bureau," with 

 Coloured Flate showing the various stages. 



London; JOHN VAN VOORST, i, Paternoster Row. 



THIN GLASS FOR MICROSCOPIC MOUNTING of best 

 quality. Circles, 3s.^ 6d. per ounce; Squares, 2s. 9d.; postage 2d. 

 extra ; Ground-edged Slips, 5s. per gross. Lists on application. — CHAS. 

 PETIT, 151, High-street, Stoke Newington, London, N. 



