NOW READY, 224 PAGES, 125 ILLUSTRATIOMS, DEMY 8vo 

 PRICE 7s. 6d. 



THE STRUCTURE A^D LIEE- HIS TORY OF 



gin littroiructiou la i\t ^tubg of Insects. 



BY 



L. C. MIALL AND ALFRED DENNY. 



LONDON: LOVELL REEVE & CO. LEED.S : RICHARD JACKSON. 



On Monday, February 1st, 1886, was Published, No. I, Price 4d. Monthly, 



THE SCIENTIFIC ENQUIRER. 



Affords a medium through which information on every Scientific Subject may be obtained, it 

 contains Queries, Answers, Short Papers and Notes, E.vtracts, Corre.spondence, Sale and Exchange 

 Column. 



THE JOURNAL OF MICROSCOPY AKD HATDRAL SCIENCE, 



PUBLISHED QUARTERLY, PRICE 1/6. 



The recognized organ of the POSTAL MICROSCOPICAL SOCIETY, coiuiiins iuterestiug 

 articles in every department of Microscopy and the allied Sciences, written by experienced 

 Microscopists and Specialists, and illustrated by Lithographic Plates. It is one of the largest, 

 cheapest, and most widely circulated Journals of its class. 



Special features are " Half-hours at the Microscope with Mr. Tuffen West, F.L.S., F.R.M.S., 

 etc.;" "Selected Notes from the Society's Note-books." Reviews of new books relating 

 to every branch of Natural Science ; Correspondence on matters of Microscopic or Scientilic 

 interest. Current Notes and IMemoranda, " Exchanges," i&c. 



Both Journals are edited .-ind published by ]\Ik. Alfred Allen, Hon. Sec, P. M.S. 



London : BAILLIERE, TINDALL & COX, 20, King William St., Strand, W.C. 



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 ( Testacella, Litnax^ and 

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



A HANDBOOK OF THE 



VERTEBRATE FAUNA of YORKSHIRE 



Being a Catalogue of British Mammals, Birds, Reptiles, Amphibians and Fishes, showing 

 what species are or have, within historical periods, been found in the county, 



BY 



WM. EAGLE CLARKE, F.L.S., & WM. DENISON ROEBUCK, F.L.S. 



PRICE 8s. 6d. MAY BE HAD OF THE AUTHORS, OR OF 

 LOVELL REEVE & CO., 5 HENRIETTA STREET, COVENT GARDEN, LONDON. 



EXTRACTS FROM REVIEWS, 



* The authors of this catalogue may take a pride in their work, which has evidently been 

 executed with most conscientious care. They have given a short introductory exposition of the 

 principles by which they have been guided, and an excellent brief sketch of the physical aspects 

 of Yorkshire, and the summary of the results of their investigation of its Vertebrata. Tb.e little 

 hook is a most valuable contribution to British zoological literature.' — Ann. <5r= ^tag. Nat. Hist. 



' The work is ap excellent one of its kind.' — Aihenaum. 



