m$) CONTENTS. 



U^^S^fi/ PAGE 



Sehfe^^fe^— By Henry Langdale, M.D 227 



An Entomological Visit to the Canary Islands — By G. Morel-Deville . . 232 



The Sexual Distinction of Insects — By C. W. Dale . . . . . . 236 



Synonymic List of the Genera of the British Araneidea — By Rev. F. O. 



Pickard-Cambridge, M.A. . . . . . . . . 240 



Reports of Societies . . . . . . . . . . . . . . . . 242 



The Development of Social Instincts — By A. J. J. Jolley .. . . 243 



A Visit to the British Association — By George Swainson, F.L.S. . . 247 



Notes v • • • • • ■ • • 249 



Books Received .. 250 



Exchange .. .. • . . ._. .. . .. 250 



Notices to Correspondents. 



The following are some of the Papers which will appear in 

 " THE BRITISH NATURALIST " during the year 



The Life History of a Sponge. R. Hanitsch, Ph.D. Plates. 

 Some Curious Aquatic Larvae. Geo. Swainson, F.L.S. Plates. 

 Sexual Distinction of Insects. C. W. Dale, F.E.S. 

 Extracts from " Sylva Sylvarum." A. E. Hall. 

 Sugaring Notes. 



Habits of Larva and Parasites on Orthosia Upsilon. J. Collins. 

 Bibliography of British Spiders. Rev. F. O. Pickard-Cambridge, M.A. 

 Early Man. Joseph Smith, F.R.S.A., M.R.I.A. Plates. 

 Rhopalocera of the Isle of Man. H. Shortridge Clarke, Esq. 

 Synonymic List of British Spiders. Rev. F. O. Pickard-Cambridge, M.A. 

 Water. E. BOWDEN, M.R.C.S. 



Evolution of the Vegetable Stem. A. J. GlLLANDERS. 



Crag Polyzoa. J. Smith, F.L.S. 



The Greenfinch. Arthur Jackson. 



Notes on Pond Life. S. Parsonage. Plates. 



Evolution of the Spider. Linnaeus Greening, F.L.S., M.R.I.A. 19 plates. 



Bird Notes. Philornis. 



Byways of Botany. J. P. Soutter. 



Gossiping Notes on Coleoptera. By G. A. Lewcock, F.E.S. 

 Angling Notes. A Day on the River Gowy. W. H. J. Jenkins, Esq. 

 Microscopical Notes from Note Book. 



