364 BIRDS OF BRITISH GUIANA. 



a \rhile supraloral streak which is continued over the eye and 

 backward along the sides of the crown on to the sides of the neck ; 

 sides of the face also black with white shaft-lines to the feathers 

 which terminate in a pear-shaped mark ; back, wings, and tail 

 chestnut, outer webs of flight-quills and tail-feathers barred with 

 black ; bastard-wing and outer edge of wing black marked with 

 white J inner webs of flight-quills blackish, paler on the inner 

 edges ; throat and middle of breast white becoming slate-grey on 

 the sides of the latter; flanks, abdomen, and under tail-coverts 

 chestnut ; under wing-coverts and quill-lining dark brown. 



Total length 93 mm., exposed culmen 13, wing 56, tail 26, 

 tarsus 22. 



The specimen from which the description is taken was collected 

 at Bartica Grrove. 



Adult female. Similar to the adult male. Wing 54 mm. 



Immature male. Differs from the adult in having the top of the 

 head like the back and the white on the under surface more 

 restricted. 



The young male was collected on the Makauria River in 

 August 1910. 



Breeding-season. Unknown in British Guiana. 



Nest. Unrecorded in British Guiana. 



Jiggx. Undescribed from British Guiana. 



Range in British Guiana. Ituribisi River, Supenaam River, 

 Bartica, Bonasika River, Makauria River, Tiger Creek, Arawai 

 River (^McConneW) ; Merume Mountains, Kamakusa (^Wldtely). 



Extralimital Range. Colombia. 



Habits. According to Schomburgk (Reis. Guian. iii. p. 673) 

 the habits and mode of life and the localities frequented by this 

 bird are similar to those of Leucolepis arada, p. 365. 



