171 



DESCRIPTION OF A FLYCATCHER, PRESUMABLY 



NEW. 



By C. W. De Yis, M.A., Corresponding Member. 



Arses lorealis. 



Arses sp., with the lower surface entirely white in the male, 

 ochreous in a band on the lower throat in the female, and with 

 white lores in both sexes. 



Adult male. — Head, face and ear-coverts glossy black; lore 

 white, with the bases of its feathers black; mantle, wings and 

 rump dusky brown; feathers of the rump tipped with white; tail 

 brownish-black; lesser wing-coverts and upper tail-coverts black; 

 all beneath, cheeks and under wing-coverts, nuchal collar, feathers 

 of lower mantle and scapulars white; thighs dusky-grey; bill 

 black; tarsus and foot dusky horn-brown; orbital wattle blue. 

 Length 147 mm., wing 79, tail 83, culmen 10-5, tarsus 20. 



Female. — Head, face, ear-coverts and lores as in the male, but 

 with the black less glossy; mantle, upper wing-coverts and rump 

 brown, the mantle darkened here and there b}^ the dusky centres 

 of the feathers; nuchal collar white, its feathers barred or spotted 

 with black near the tips, scapulars on both webs and the 

 secondaries on the outer web edged with rufous; tail brownish 

 black; beneath, cheeks and under wing-coverts white; feathers of 

 of a l)and across the lower throat broadly tipped with pale buff. 

 Bill paler than in the male. Leng;th 140 mm., Aving 77, tail 80, 

 culmen 8 5, tarsus 19-5. 



Hab. — Cape York; coll. K. Broadbent, March; habits and 

 haunts similar to those of A. kaiqyi, Gld. 



