TO CORRESPONDENTS. 



Communications have been received from Mr. Linowood, Mr. Forbes, 

 and Dr. Lankester. Dr. Johnston's paper will appear in our next Num- 

 ber;— also some interesting foreign contributions to the study of A d)le 



Physiology. 



Our best thanks are due to Prof. Lindley, Mr. Bennett, Mr. Babington, 

 and other Botanical friends for their valuable assistance. Sir W. J. Hooker 

 having retired from the charge of the Botanical Department, this will in 

 future be superintended by Professor Don. 



Erratum, in Mr. Stevens's Paper, page 3, line o, S. Ehrharti. 

 For " Foliis ovato-lanceolatisve," read, " Foliis ovatis ovato-lanceolatisve." 



E 



Just published, 



ROTOPHUSEOS, or the LOVE of NATURE. A serio-comic 

 Poem, in Four Scenes. 



By TIMOTHEUS PIKROMEL, Esq. 



" Oft as the spangled butterfly 

 On golden wings came zig-zag by ; 

 At one time, hov'ring o'er my head, 

 Anon, along the wild-flower bed, 

 Brushing the foxglove with his wings " 



Smallfield and Son, 69, Newgate Street. 



This day is published, in post 8vo, with Woodcuts and Twelve coloured Plates, 



price 15s. cloth lettered, 



rpURTON'S LAND and FRESHWATER SHELLS of the BRI- 

 _J. TISH ISLANDS. Second Edition, thoroughly revised and much enlarged, 



By JOHN EDWARD GRAY, F.R.S. 



London : Longman, Orme, and Co. 



Of whom may be had, 



STEPHENS' MANUAL of BRITISH BEETLES. 14*. 



Just published, the New Volume, foolscap 8vo., price 6s. extra cloth boards, 



V[ATURALIST'S LIBRARY, conducting by Sir WILLIAM JAR- 

 1~ DINE, Bart., F.R.S.E., &c, being VOL. XXVI., BEES, embellished with 

 upwards of 30 Plates, coloured from nature, with Memoir and Portrait of Huber. 



It contains, besides, an ample account of British and Foreign Honey Bees, their 

 management and ceconomy ; a full history of the Humble-Bee and its varieties 

 described by the Rev. James Duncan, and illustrated with Drawings made ex- 

 pressly for this volume, by J. O. Westwood, Esq., Secretary to the Entomologi- 

 cal Society of London, whose pencil, unrivalled in this department, is now for 

 the first time devoted to this Work. 



# % Any of the preceding volumes may be had separately, price 6s. each. 



On the first of September last, there was published, Part I. of a new and much- 

 improved edition of 



LIZARS' ANATOMICAL PLATES. 



Plain 7s. 6d., and Coloured 10s. 6d., demy folio, with letter-press the size of the 

 Plates j since then, Parts II., III., IV., V., VI., VII., VIII., have been brought out 

 and the whole Twelve Parts will be completed in July, or earlier, if possible. 



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