The Naturalists' Journal, 



Edited by CHARLES MOSLEY. 



The most popular Illustrated Magazine 



published in the interests of nature 

 students (especially beginners). Prepaid 

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A Superior Edition is published at 5s. 

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The Museum Press, Lockwood, 

 HUDDERS FIELD. 



Now complete in One Volume, Cloth, Price £2 2s. 



A MONOGRAPH 



OF THE 



Land & Freshwater Mollusca 



OF THE BRITISH ISLES 



(Structural and General), 



BY 



J. W. TAYLOR, F.L.S., 



Membre Honoraire de la Soci&U Malacologique 

 de France, 

 With the assistance of 

 W. Denfson Roebuck, F.L.S., the late Chas. 

 Ashford, and other well-known concholog-ists. 

 Taylor Bros., Publishers, Leeds. 



2t)4 pp. Demy Svo., Cloth extra, price 6s. 6d. net. 



BIOGRAPHICAL INDEX 



OF 



DECEASED BRITISH & IRISH BOTANISTS. 



By JAMES BRITTEN. K.S.G.. F.L.S., and 

 G. S. BOULGER. F.L.S. 



'The foundation, and a good substantial one, too, of the 

 history of British and Irish botanists.'— W. Botting Hemsley, 

 in Journal of Botany. 



'Those interested in the history of horticulture, as well 

 as in that of botany, will find the work indispensable.'— 

 Gardeners' Chronicle. 



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 (1893-97) 



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London: West, Newman & Co., 54, Hatton Garden. 



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LIST OF 



YORKSHIRE LEPIDOPTERA. 



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



Contains copious records of the localities, etc., 

 of the 1.340 species of macro- and micro- 

 lepidoptera known to inhabit the county ; par- 

 ticulars of local variation in species ; with all 

 ther necessary information on the subject. 



To be had only from the Hon. Secretary of the 

 Yorkshire Naturalists' Union, 



WM. DENISON ROEBUCK, 

 259, Hyde Park Road, LEEDS. 



On the 26th of every Month, price 6d. ; 6s. a year post 

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THE ENTOMOLOGIST: 



An Illustrated Journal of General Entomology. 



Lithographed Plates by the best Entomological 

 Artists and frequent Woodcuts. 

 Edited by RICHD. SOUTH, F.E.S., 

 with the assistance of 

 R. Adkin. F.E.S.; T. R. Billups, F.E.S. ; 

 W. L. Distant, F.L.S.. etc.; Edward A. Fitch, 

 F.L.S., etc.; F. W. Frohawk, F.E.S. ; Martin 

 Jacoby, F.E.S.; W. F. Ktrby, F.L.S. , F.E.S.; 

 J. H. Leech, B.A., F.L.S.. etc.; Dr. D. Sharp, 

 F.R.S.. etc. ; G. H. Verrall, F.E.S. ; W. Warren, 

 M.A.. F.E.S. 



London : 



West, Newman & Co., 54, Hatton Garden, E.C. 



'Any one study of whatever kind, exclusively pursued, 

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 Established 1865. 



SCIENCE GOSSIP. 



Edited by J. T. CARRINGTON, assisted by F. WlNSTONE. 

 Illustrated. Most Varied Contents. Largest Circulation. 

 The only Scientific Magazine with Independent Offices. 



•.Science Gossip is now one of the brightest and most 

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