398 BIRDS OF BRITISH GUIANA. 



Total length 121 mm., exposed culmea 10, wing 61, tail 52, 

 tarsus 21. 



The specimen from which the description is taken was collected 

 by Mr. McConnell at Mount Roraima during his expedition in 

 October 1898. 



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

 Wino- 58 mm. 



o 



Breeding-season. Unknown. 

 Nest. Unrecorded. 

 Eggs. Undescribed. 



Range confined to British Guiana. Mount Roraima {MpConnell 

 collection); Kamakusa, Mount Roraima {Whitely). 

 Habits, Unrecorded. 



.599. Pacliysylvia luteifrons. 



Ohangb-fkonted Wood-bird. 



Hylophilug luteifrons Sclater, Ibis, 1881, p. 308 (Bartica Grove) ; 



Gadow, Cat. B. Brit. Mus. viii. p. 311, 1883 (Roraima) j Salvin, 



Ibis, 1885, p. 204 (Merume Mts., Camacusa). 

 Pachysylvia luteifrons Brabourne & Chubb, B. S. Amer. i. p. 350, 



no. 3589, 1912; Beebe, Tropical Wild Life in British Guiana, 



p. 136, 1917 (Bartica). 



Adult male. Crown of head, entire back, wings, and tail bronze- 

 brown ; inner webs of flight-quills dark brown with pale margins ; 

 a tinge of yellow at the base of the forehead and on the lores ; 

 sides of face, throat, and under surface greyish green, with an 

 ochreous tinge on the breast and under tail-coverts j under wing- 

 coverts dull sulphur-yellow, like the inner edges of the quills 

 below ; under surface flight-quills dark brown ; lower aspect 

 of tail yellowish brown. 



Total length 94 mm., exposed culmen 10, wing 60, tail 40, 

 tarsus 14. 



The specimen described was collected on the Ituribisi River. 



Adult female. Similar to the adult male and differs only in 

 being rather smaller. Wing 54 mm. 



Breeding-season. Unknown. 



Nest. Unrecorded. 



Eggs. Undescribed. 



Range con^ned to British Guiana. Ituribisi River, Supenaam 



