The Entomologist's Monthly Magazine. 



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



Conducted by C. G. Barrett, F.E.S., J. W. Douglas, F.E.S., 

 Rev. W. W. Fowler, M.A., F.L.S., R. MacLachlan, F.R.S., 

 E. Saunders, F.L.S., H. T. Stainton, F.R.S., &c. 



This Magazine, commenced in 1864, contains Articles and Notes on all subjects 

 connected with Entomology, and especially on the Insects of the British Isles. 



Subscription 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 pur- 

 chasers of the entire series. In this case the price of vols I. to V. is los. per vol. 

 The succeeding vols, (strongly bound in cloth) can be had separately or together 

 at 7s. per vol. 



London: JOHN VAN VOORST, i. Paternoster Row. 

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



In Preparation. 



A Monograph of the Land and Fresh -Water Mollusca 

 of the British Fauna. 



The work is intended to be full, detailed, and exhaustive, and adequately 

 illustrative of Variation, Development, and Geographical Distribution. 



Co-operation is invited from all interested, and any information or specimens 

 (the common species of every district are particularly desired) will be welcomed 

 and carefully acknowledged. The Authors may be addressed — c/o Mr. John W. 

 Taylor, Office of the Journal of Conchology, Hunslet New Road, Leeds. 



Information is at present specially required on the Slugs {Tesfacella, Liniax^ and 

 Arion), of which living specimens from every district are desired. 



Nci7U ready ^ %vo, cloth, price 6/- post free. 



LIST OF YORKSHIRE LEPIDOPTERA, 



By G. T. PORRITT, F.L.S. 



Contains copious records of the localities, &c., of the 1,340 species of macro- 

 and micro-lepidoptera known to inhabit the county ; particulars of local variation 

 in species ; with all other necessary information on the subject. 



To be had only from the Hon. Secretaries of the Yorkshire Naturalists' Union 



WM. DENISON ROEBUCK, Sunny Bank, Leeds ; 



WM. EAGLE CLARKE, 18, Claremont Road, Headingley, Leeds. 



NOW READY, 224 PAGES, 125 ILLUSTRATIONS, DEMY 8vo. 

 PRICE 7s. 6d. 



THE STRUCTURE AND LIFE-HISTORY OF 



%\\ lulmbiutlou to i\z ^tubg of |nsats. 



BY 



L. C. MIALL AND ALFRED DENNY. 



LONDON; LOVETX REEVE & CO. LEEDS: RICHARD JACKSON. 



