210 BIRDS OF BRITISH GUIANA. 



Megarliynclnts pifangiia pitamjun Beebe, Our Search for a Wilderness, 

 pp. 247 (Mazaruni River), 392, 1910. 



Immature. General colour of the upper surface smoke-brown 

 including the back, wings, and tail ; upper winor-coverts and flight- 

 quills narrowly edged with rufous and the latter more broadly on 

 the inner webs ; upper tail-coverts and tail also edged with 

 rufous ; crown of head and sides of face black ; a broad line of 

 white from the base of the bill over the eye to the sides of the 

 hinder crown ; chin and throat white ; remainder of the under 

 surface bright yellow, paler on the under tail-coverts and under 

 wing-coverts ; quills below brown broadly edged with rufous ; 

 lower aspect of tail brown with narrow rufous edgings to the 

 feathers. 



The bird described above was collected by Mr, McOonnell at 

 Mount Roraima in October 1898. 



Adult male. Crown of head blackish brown with a concealed 

 coronal patch of yellow ; a broad white line f i om the base of the 

 bill which joins on the nape ; lores and sides of face black ; back 

 and scapulars olive-brown ; upper wing-coverts paler than the 

 back ; bastard-wing and primary-coverts uniform dark brown ; 

 flight-quills hair-brown narrowly edged with rufous or white on 

 the outer webs and broadly margined with buff or white on the 

 inner ones ; tail also hair-brown with rufous fringes to the 

 feathers ; chin and throat white ; remainder of under surface 

 bright yellow, somewhat paler on the under tail-coverts, axillaries, 

 and under wing-coverts ; under surface of quills pale brown with 

 rufous inner margins; lower aspect of tail similar with white 

 shafts to the feathers. "Bill and feet black" (Cat. B. Brit. 

 Mus.). 



Total length 212 mm., exposed culmen 30, wing 123, tail ^Q^ 

 tarsus 20. 



The male from which the description is taken was collected on 

 Mount Roraima. 



Adult female . Similar to the adult male but slightly smaller. 

 Wing 119 mm. 



Breeding-season. Unknown in British Guiana. 



Nest. Unrecorded in British Guiana. 



liggs. Undescribed from British Guiana. 



Mange in British Guiana.. Mount Roraima, Ituribisi River 



