122 CYANOMITRA BALFOURI. 



c 4 . Chest ashy brown; throat deep 

 metallic greenish blue; tail tipped 



with white (Seychelles) dussumieri, $ ad. 



d*. Chest maroon-red ; throat coppery 

 bronze ; tail with no white tip (Gt. 



Comoro Is.) humbloti, $ ad. 



e 1 . Tail graduated and with pale ends to all 

 but centre pair of feathers. 

 e 2 . Cheeks and ear-coverts with no metallic 

 colours. 



k 3 . Breast yellow newtoni, $ ad. 



I s . Breast olive hartlaubi, $ ad. 



f 2 . Cheeks and ear-coverts of metallic 



colours reichenbachi, $ ? ad. 



Cyanomitra balfouri. 



Cyanomitra balfouri (Sclat. and Hartl.), Shelley, B. Afr. I. No. 61 (1896). 

 Cinnyris balfouri, Sclat. and Hartl. P. Z. S. 1881, p. 169, pi. 15, fig. 2 

 Socotra Is. ; Gadow, Cat. B. M. ix. p. 76 (1884). 



Adult Male. Above, dark brown with pale edges to the feathers of the 

 crown, back of neck and back ; upper tail-coverts, and tail uniform blackish 

 brown, the feathers of the latter edged with white ; the end half of the 

 outer feather and a large terminal patch on the inner web of the next feather 

 nearly white ; wings dark brown with very narrow pale edges to the feathers. 

 Beneath, white and black with yellow pectoral-tufts ; lores, cheeks and lower 

 portion of ear-coverts white ; chin and upper half of throat uniform ashy 

 black, remainder of throat and the crop dusky black scaled with broad white 

 edges to the feathers ; feathers of chest with the basal black centres more 

 lanceolate and less exposed ; flanks slightly washed with dusky ash ; thighs 

 mottled with dark centres to the feathers ; under wing-coverts and partial 

 inner margins to the quills white. Bill and legs entirely black ; iris dark 

 brown. Total length 5-2 inches, culrnen 0-85, wing 2-6, tail 20, tarsus 0-8. 

 Socotra, 5. 1. 99 (0. Grant). 



Adidt Female. Similar in plumage to the male, but without the yellow 

 pectoral-tufts. Total length 4-7, culrnen 0-8, wing 2'35, tail 1-9, tarsus 0-8. 

 Socotra, 3. 1. 99 (O. Grant). 



The Socotra Sunbird is confined to the island of Socotra, 

 the extreme north-eastern limit of the Ethiopian Region. 



Prof. J. B. Balfour, who discovered this species, writes : 



