64 Mr. Swainson on the 



orange-red colour, and the scapular and inner wing covers are of 

 a snowy- whiteness ; with these exceptions, the whole of the plum- 

 age is deep black, richly glossed with blue. The fourth quill is 

 somewhat longer than the third and fifth : the tarsi are black, and 

 rather short. Inhabits Southern Brazil. Manners unknown. 



Total length 7, bill ^, wings 3|, tail 3|, tarsi f . 



I cannot designate this species (one of the most conspicuous 

 in the group) by a name more distinguished than that of the 

 highly-gifted ornithologist, whose essay on the " Affinities of 

 Birds" has thrown a new light on this interesting department of 

 nature. 



4. Tachyphonus rubescens. 



T. suprh rubro-fuscus, infrh rubescens ; crista coccineae marginibus lateralibus 

 nigricanlibus ; rostro brevi, conico. 



Above brown, beneath reddish ; crest crimson, the lateral mar- 

 gins blackish ; bill short, conic. 



Friogilla cristata ? Fr. spadicea, subtus rubra, vertice cristato rubro, tempo- 



ribus nigris. 

 Gmelin Syst. Nat. 1. pars 2. p. 926. 

 Latham Ind. Orn. 1. 434. 2. 

 Moineau de Cayenne Buff. PI. Enl. 181. f. 1. 

 Blackfaced Finch ? Latham, Gen. 3. 253. 3. 

 Fringilla cristata. Shaw, Genl. Zool. 9, p. 440. 



Description. — Size rather smaller than that of the goldfinch; bill 

 short, compressed, conic ; the margins of the upper mandible very 

 slightly sinuated. The colour of the upper plumage is reddish - 

 brown, excepting the rump, which is dull crimson. On the crown 

 is a somewhat lengthened crest of bright crimson, margined on 

 each side by a stripe of dark-brown ; all the under parts, from the 

 chin to the tail covers, dark red ; wings and tarsi brown ; tail 

 blackish, and nearly even ; inner wing covers white ; bill above 

 dark brown ; beneath almost white ; sides of the head brown. 



Total length 5 J, bill from the rictus 3%, wings 2§, tail 2|, 

 tarsi ^ 



This description has been drawn up from a specimen of the 

 male bird sent to me from Rio de Janeiro. It seems to differ from 

 the Moineau de Cayenne of Buffon, in some few particulars, which 



