The NATURALIST. 



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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. >oc>< . 



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. 



Authors' Reprints. — 15 copies of the Naturalist 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 volumes 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. 



*Mikroskopische & Chemische Untersuchungen am Enstatitporphyrit aus den 

 Cheviot Hills. — ^Johannes Petersen. [Kiel University. 



*Notes on the Geology and Natural History of the County of Durham. — Robt. 



Calvert— 8 vo, cl., 184 pp. [Author. 

 ^Report of the Watson Botanical Exchange Club, 1884-85. [The Club. 



*North British Agriculturist, Oct. 29th, 1884. [The Publishers. 



2nd Ann. Rep. of the Museum of the City of Milwaukee, Oct. 1884. [The Trustees. 



Journal of the New York Microscopical Society, Feb. 1885. [The Society. 



*Forestry, a Jour, of Forest and Estate Management, March 1885. [The Publishers. 

 *Grevillea, a Quarterly Record of Cryptogamic Botany, March 1885. [Dr. Cooke. 



The Illustrated Science Monthly for March 1885. [D. Bogue, publisher. 



*The Young Naturalist (edited by J. E. Robson), Jan., Feb., and March 1885. [Ed. 

 *The Journal of Conchology, Jan. 1885. [The Editor. 



^Science Gossip for March 1885. [Chatto & Windus. 



*The Midland Naturalist for March 1885. [The Editor. 



*The Naturalists' World for Jan., Feb., and March 1885. [The Editor. 



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. 



EXCHANGES. 



Notices of Exchange inserted free of charge to Subscribers. 



Shells. — Fine Collection {750 species, British and Foreign Land, Freshwater, 

 and Marine), for sale (;^i8), or Exchange for a good microscope. — C. T. MUSSON, 

 Private Road, Mapperley, Nottingham, 



Coleoptera. — Duplicates — Bembiditim ^-striatum and B. hinatum. 

 Desiderata— other local Geodephaga or Butterflies. — R. Wilding, 40, Downing 

 Street, Liverpool. 



Duplicates : Lepidoptera. — I have a great many common duplicates in 

 Lepidoptera I should be glad to give to beginners (but on this co'ndition, they must 

 fetch them, as I cannot undertake to pack them). I am at home any afternoon, 

 but a post card would make it more certain. — Jno. Harrison, 7, Gawber Road, 

 Barnsley. 



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

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



