578 MANUAL OF PHILIPPINE BIRDS. 



Young. — The immature bird resembles the corresponding plumage in 

 0. nigriceps, having more or less white on the chin and throat. 



"Very common in Basilan. Eight from Basilan measure: Length, 



126; wing, 47; tail, 76; eulmen, 18.5; tarsus, 21; middle toe with claw, 



17.5. Six females, length. 111; wing, 45; tail, 41; tarsus, 19.5; middle 



toe with claw, 16. Iris brown; legs, feet, and nails very light brown, 



in some cases almost white; upper mandible nearly white, lower very 



light brown. Breeding in Basilan in August." {Bourns and Worcester 



MS.) 



562. ORTHOTOMUS NIGRICEPS Tweeddale. 



BLACK-HEADED TAILOEBIRD. 



Orthotomus nigriceps Tweeddale, Proc. Zool. Soc. (1877), 828, pL 85; 

 Sharpe, Cat. Birds Brit. Mus. (1883), 7, 222; Hand-List (1903), 4, 

 192; McGregor and Worcester, Hand-List (1906), 88. 



Mindanao {Everett, Celestino). 



Adult. — Loral feathers white with black tips; ring around eye and 

 superciliary stripe to above ear-coverts white; remainder of head, hind 

 neck, sides of neck, chin, throat, and chest black; back, rump, and tail- 

 coverts olive-green ; wing-feathers blackish, edged with green, brighter and 

 more yellow on greater coverts and bend of wing ; rectrices brown, edged 

 with green; middle of breast and abdomen smoky gray; sides, flanks, 

 thighs, and crissum olive-green. Length, about 125. A male from 

 northern Mindanao measures : Wing, 46 ; tail, 45 ; eulmen from base, 16 ; 

 bill from nostril, 11; tarsus, 22. 



Young. — In immature birds the cheeks, chin, throat, and breast are 

 white. 



563. ORTHOTOMUS SAMARENSIS Steere. 



YELLOW-BREASTED TAILOEBIRD. 



Orthotomus samarensis Steere, List Birds & Mams. Steere Exped. (1890), 

 20; Grant, Ibis (1897), 228; Whitehead, Ibis (1899), 220 (habits); 

 Sharpe, Hand-List (1903), 4, 192; McGregor and WorcBSter, Hand- 

 List (1906), 88. 



Bohol (McGregor) ; Leyte (Whitehead) ; Samar (Steere Exp., Bourns d Wor- 

 cester, Whitehead) . 



Adult wale. — Entire head, neck, chin, throat, and middle of fore breast 

 black; back and rump dull olive-green brighter around the neck; rump 

 and tail-coverts dull russet-brown; wing-feathers blackish, edged with 

 olive-green, the bend of wing and tips of greater median coverts yellow; 

 rectrices brown, edged with russet; breast, sides of breast, and of neck, 

 and abdomen lemon-yellow becoming oliyaceous on sides, flanks, and 

 crissum ; thighs dull chestnut. The black of fore breast is sharply defined 

 against the yellow, and does not extend over the sides of the chest as 



