VI 



SowERBY, G. B., Esq., Jun. " page 



Descriptions of some new Species of Murex, principally 

 from the Collection of H. Cuming, Esq 137 



Strachan, p. L., Esq. 



Specimens presented by 20 



Sweeting, R. H., Esq. 



Notes relating to a female Rorqual Whale {BalcB7ioptera 

 hoops of authors) H 



Vaughan, Petty, Esq. 



Letter 20 



Wardrop, J., Esq. 



Letter from, relating to a Fowl in which the Spur had been 

 engrafted on the Head 131 



Waterhouse, G. R., Esq. 



On a new Genus of the Family Murida and Order Ro- 



dentia 1 



On a new Species of Squirrel (Sciurus dimidiattis) . . 21 

 Description of two new Species of Birds from the So- 

 ciety's Collection 182 



Wyllie, John, Esq. 



On the Peculiar Structure of the Branchial Appendages 

 in one of the Indian Siluridce 34 



Yarrell, W., Esq. 



■Note relating to the Snow-Bunting 59 



