LIPANGUS. 283 



• 



width being rather more than half the length of the exposed culmen, 

 and the tip of the upper mandible is sharply hooked. The rictal 

 bristles are strongly developed. The wing is rounded, the second, 

 third, fourth, and fifth primaries longest and subequal, the first 

 about equal in length to that of the eighth. The tail is square at 

 the tip and about eight-ninths the length of the wing. The 

 tarsus is sharply serrated on the upper portion of the hinder 

 aspect, and the middle toe and claw are about equal in length to 

 the exposed culmen. Coloration : male and female similar. 



533. Lipangus simplex. 



GrRETISH MoURNER. 



Muscicapa simplex Lichtenstein, Verz. Doubl. p. 53, 1823 (Bahia). 

 Lipaugus simplex Cab. in Schomb. Eeis. Guian. iii. p. 694, 1848 ; Salvin, 



Ibis, 1885, p. 303 (Bartica Grove, Camacusa, Merume Mts.) ; Sol. 



Cat. B. Brit. Mus. xiv. p. 356, 1888 (Bartica Grove, Camacusa). 

 Lipcmgus simplex Brabourne & Chubb, B. S. Amer. i. p. 318, no. 3246, 

 ■ 1912. 



Adult male. Head, back, upper wing-coverts, scapulars, rump, 

 and 'upper tail-coverts slate-grey like the throat and breast; 

 bastard-wing, primary-coverts, and quills blackish brown, with 

 slate-grey on the outer webs and pale margins to the inner ones 

 of the last ; tail-feathers somewhat paler than the flight-quills 

 fringed with lead-grey ; abdomen paler and more so on the under 

 tail-coverts, axillaries, and under wing-coverts ; lower surface of 

 quills brown with pale inner edges ; lower aspect of tail similar 

 but paler. 



Total length 190 mm., exposed culmen 3 9, wing 98, tail 90, 

 tarsus 22. 



The male specimen was collected at the G-reat Falls Demerara 

 River in August 1913. 



Adult female. Similar to the adult male, but differs in having the 

 greater upper wing-coverts, flight-quills, and apical portion of 

 tail-feathers margined with rufous. Wing 92 mm. 



The female described was collected on the Ituribisi River in 

 1909. 



An immature bird from the Kamakabra River like the female, 

 but more rufous on the wings and tail, and the under wing-coverts 

 and under tail-coverts inclining to buff. 



