The NATURALIST. 



It being the wish of the Editors to make the journal the recognised organ for 

 information concerning the natural history of the North of England, they hope 

 to rely on Naturalists keeping them supplied with articles and short notes 

 from time to time. xxx 



Communications should be written on one side of the paper only, and 

 should be sent as soon after the commencement of the month as possible. 



Short Notes of important occurrences will be received up to the 20th of 

 the month, and specially urgent ones even later. 



Autliors' Reprints. — 15 copies of the Na'uralist are given to authors 

 of papers exceeding 3 pages. Reprints may be had at the following rates, if the 

 order is given on returning proof : 50 copies. 4 pp. 4'-: 8 pp. 5/6 ; 12 pp. 7/-; 

 16 pp. 9/-; 100 copies, 4 pp. 6/6 ; 8 pp. 8/- ; 12 pp. 10/6 ; 16 pp. 13/-. Covers extra. 



Subscription 4/- per annum, post free. Single numbers, 6d. each, post free. 



Correspondents should write scientific and technical terms distinctly. 



Back Numbers of the Naturalist— The Editors will, at any time, 

 be glad to hear from persons having vokmies or odd numbers of the old 

 series to dispose of. State price and condition. 



Receipts for Subscriptions are enclosed with the next Number, and 

 are not sent direct unless stamp be sent for postage. 



Advertisements. — Scale of charges may be had on application. 



BOOKS RECEIVED. 



Haldeman and Tryon's Monograph of the Freshwater Univalve Mollusca of the 

 United States — 10 parts. [Philadelphia Academy of Nat. Science. 



*The Salmonidae of Westmoreland - G. F. Braithwaite [Atkinson and Pollitt. 

 "^Nottingham Naturalists' Society — 32nd Annual Report, for 1884. [Society. 



Catalogue of Vertebrate Fossils from the Siwaliks of India — R. Lydekker, 

 B.A., &c. [Royal Dublin Society. 



On the Origin of Freshwater Faunas — W. J. Sollas, D.Sc, &c. [Roy. Dub. Soc. 



Memoirs on Hawaiian Coleoptera — Rev. T. Blackburn & Dr. D. Sharp [R. D. S. 



Royal Dublin Society — Scientific Proceedings, Parts 5 and 6 



New York Microscopical Society — Journal, April, 1885. 



Philadelphia Academy of Nat. Sciences — Pro. 1884, pt. II 



Canadian Science Monthly, March 1885. 

 *The Manx Note Book, No. 2, April 1885. 

 *Journal of Conchology for April 1885. 



Midland Naturalist for May 1885. 



The Young Naturalist for May 1885. 

 *The Naturalist's World for May 1885. 

 *Natural History Journal for May 1885. 



Illustrated Science Monthly for May 1885. 

 ^Science Gossip for May 1885. [Chatto and Windus 



Memoirs marked will be noticed in our Annual Bibliography of the Literature of the Physi 

 cal Features and Natural History of the North of England. 



[Society. 

 [Society. 

 , 1885, pt. I. [Academy. 



[Editor. 



[A. W. Moore, Editor. 

 [J. W. Taylor, Editor. 



[The Editors. 

 [J. E. Robson, Editor. 

 [P. Lund, Editor. 

 [J. E. Clark, Editor. 

 [Bogue, Publisher. 

 Publishers. 



EXCHANGES. 



Notices of Exchange inserted free of cha7'ge to Sitbscribers. 



Migration Reports.— Wanted, Migration Reports for 1879, and 1881, 

 published in 1880, 1882.— Rev H. A. Macpherson, Carlisle. 



Fossils.— Duplicates : Fossils from the Shell bed, Millstone grit. Wanted, 

 Micro Slides.— James Ingleby, Eavestone, Ripon. 



Shells and Fossils. — Fine collection. Foreign and British Shells, 750 

 species ; also collection of Rocks and Fossils of most formations, 1,500 specimens, 

 some duplicates; wanted good Binocular Microscope. — C. T- Musson, 23, 

 Mapperley Hill, Nottingham. 



Scottish and Irish Slugs. — Wanted from every county, to be sent alive 

 in air-tight box, also from many English counties. They are required for the 

 study of variation and distribution, and the commonest species are required. — Wm. 

 Denison Roebuck, Sunny Bank, Leeds. 



The cheapest dealer in Birds, Skins, Eggs, Butterflies, Moths, Foreign Shells, 

 etc., is John Eggleston, Park Place, Sunderland. Lists free. 



