THE CONCHOLOGIST. 



G. B. SOWERBY, 



121, FULHAM ROAD, LONDON, S.W., 



HAS THE I.ARGEhT 



Stock of IRecent SbcUs 



Of any dealer in tlie world, from which selections 



may be made on the premises, or specimens sent 



for selection. 



COLLECTIONS illustrative of Generic and 

 Sub-Generic Forms, and Species. From loo to 

 5,000 species, from ^i los. to /'500. 



Museums, Private Collections, and Specimens 

 Classified, Named, and Arranged. 



THESAURUS CONCH YLI O R U AI, by 

 G. B. SowERBY, F.L.S., Part 44 (completing the 

 Fifth \'olume), contains a completion of the Mono- 

 graphs of the Genera CONUS and VOLUTA, 

 with Thirteen Coloured Plates. Price ^i 5s. 



ILLUSTRATED INDEX OF BRITISH 

 SHELLS. New Edition, Enlarged and Revised, 

 with Twenty-six Coloured Plates, giving a figure 

 of every known British species. Price £1 15s. 



N.B.—G.B.S. continues to supply GLASS-TOP 

 BOXES, &c. Price Lists on application. 



TO BEGINNERS 



I have a few copies of 

 Rimmer's Land and Fresh- 

 \vater Shells of the British 

 Isles. Perfectly new and clean. 

 Post free, 7/- 



SYMINGTON'S BOOK BAZAAR, 



LEEDS. 



COLOURS of MOLLUSCS. 



I shall be grateful for an)- iiiforination 

 or references relating to the chemical 

 constittition of the Colours of the Shells 

 and Animals ; their deposition, uses, and 

 meanings ; or any notes on Protective 

 Colc>uration in the Mollusca. 



C. C. FRYER, 



39, Fellows Road, South Hampstead, 



REPRINTS. 



Authors of Papers who may wish 

 additional copies of The Conclwlogist 

 may have the same at the following 

 rates, if the order is given on returning 

 the proof : — 



