TROGLODYTES. — HENICOEHINA. 



363 



Nest. Unrecorded. 



H^ggs. Undescribed. 



Range confined to British Guiana. Mount Roraima? (McConnell 

 collection) ; Mount Roraima, 5000 1o 6000 feet (W/iitely). 



Habits. Schomburgk states (Reis. Guian. iii. p. 672) that he 

 obtained this bird in the dense woods in the neighbourhood of 

 Mount Roraima, where it frequented the ground and low bush. 



The " Arekunas " called it Kamarasikarore. 



Genus HENICORHINA Scl. & Salv. 



BenicorMna Sclater & Salvin, P. Z. S. 1868, p. 170. Type R: leuco- 

 sticta (Cab.). 



Fig. 140. — To show the length of tail in comparison to the wing. 



This genus is distinguished by its slender and almost straight 

 bill which is comparatively long, and the nostrils are feathered on 

 the posterior portion. The wing is rounded, the fourth and fifth 

 primaries longest, the exposed portion of the first primary about 

 equal to the length of the tarsus. The tail is rounded at the tip 

 and about three-sevenths the length of the wing. The tarsus is 

 about one-third longer than 'the exposed culmen. Coloration : 

 male and female similar. 



572. Henicorhina leucosticta. 

 Cabanis's Black-capped When. 



Cyphorliinus leucosticta Cab. Arch, fiir Naturg. 1847, p. 206 (Guiana) ; 



id. in Schomb. Eeis. Gruian. iii. p. 673, 1848. 

 Henicorhina leucosticta Sharpe, Cat. B. Brit. Mus. vi. p. 287, 1881 



(Bartica Grove) ; Salvin, Ibis, 1885, p. 200 (Merume Mts., 



Camacusa) ; Brabourne & Chubb, B. S. Amer. i. p. 338, no. 3455, 



1912. 



Adult. Crown of head, sides of face, and hind-neck black with 



