274 BIRDS OF BRITISH GUIANA. 



Nest. Unrecorded in British Guiana. 



Eggs. Undescribed from British Guiana. 



Range in Biithh Guiana. Supenaam River, Mazaruni River, 

 Bartica, Bonasika River, Great Falls Denierara River (McConnell 

 collection). 



Extralimital Range. Surinam (British Museum), Venezuela, 

 Korth Brazil, Colomhia. 



llahits. Unrecorded in British Guiana. 



528. Pachyrliamplius macconnelli. 

 McOonnell's Thick-bill. 



Satlimidurns niger (nee Spix) Cab. in Schomb. Keis. Guian. iii. p. 698, 



1848. 

 JPacln/rhamphits niger (nee Spix) Salvin, Ibis, 1885, p. 302 (Eoraima, 



3500 to 4000 feet) ; Sclater, Cat. B. Brit. Mus. xiv. p. 343, 1888 



(lioraima). 

 Facliyrhamphus cinereiventris (nee Sclater) Braboui'ne & Chubb, B. S. 



Araer. i. p. 316, no. 3227 (part), 1912. 

 Facliyrhamphus macconnelli Chubb, Bull. Brit. Orn. Club, xl. jd. 73, 



January 30, 1920. 



Adult male. General colour of the npper surface black, with 

 "white edgings to the feathers of the wings and white tips to the 

 tail-feathers ; upper tail-coverts slate-grey ; the feathers on the 

 crown of the head glossy blue-black which imparts a spotted 

 appearance ; sides of the face black ; throat and remainder of the 

 under surface blackish slate-grey, somewhat paler on the lower 

 abdomen and under tail-cover Is ; under wing-coverts speckled 

 with black and white ; under surface of flight-quills blackish 

 brown, with paler inner edges ; lower aspect of tail black, with 

 white tips to the feathers. " Bill and feet dark plumbeous '' 

 (.Cat. B. Brit. Mus.). 



Total length 145 mm., exposed culmeu 12, wing 73, tail 54, 

 tarsus 18. 



The male bird from which the description is taken was collected 

 on the Bonasika River in 1911. 



Adult female . Crown of head, sides of the face, sides of the neck, 

 entire back, scapulars, and upper tail-coverts yellowish olive-green, 

 rather darker on the head ; lesser upper wing-coverts olive-brown, 

 median and greater series brown, broadly fringed with biitt' ; 



