THRIPONAX. 407 
culmen, 45; tarsus, 28; middle toe with claw, 39. 'T'wo females from 
same place, length, 384; wing, 192; tail, 141; culmen, 42; tarsus, 28; 
middle toe with claw, 36. 
“Cebu birds are slightly larger. Two males average, 403 in length; 
wing, 204; tail, 158; culmen, 48; tarsus, 29; middle toe with claw, 41. 
Two females, length, 407; wing, 198; tail, 159; culmen, 45; tarsus, 29; 
middle toe with claw, 37. 
“Tris varies from light to dark yellow; legs and feet gray; nails nearly 
black; upper mandible black, lower dirty white. Food, ants.” (Bourns 
and Worcester MS.) 
373. THRIPONAX PECTORALIS Tweeddale. 
TWEEDDALE’S BLACK WOODPECKER. 
Thriponax pectoralis TWEEDDALE, Proc. Zool. Soc. (1878), 340; Harairr, 
Cat. Birds Brit. Mus. (1890), 18, 500, pl. 13; SHARPE, Hand-List 
(1900), 2, 23; McGrecor and Worcester, Hand-List (1906), 66. 
Bohol (McGregor); Leyte (Everett, Steere EHxp., Whitehead); Panaon 
(Everett) ; Samar (Steere Exp., Bourns & Worcester, Whitehead). 
Adult male-—Upper parts as in 7’. javensis ; chin and throat white with 
narrow black shaft-stripes; ear-coverts and sides of neck black, narrowly 
streaked with white; breast-feathers black with edges and tips light buff ; 
rest of under parts as in 7’. javensis but with more buff on the thighs. 
A few feathers of breast and hind neck may be tipped with red but this 
character is variable. Length of a male from Bohol, about 450 ; wing, 224; 
tail, 200; culmen from base, 50; bill from nostril, 39; width of bill at 
base, 19; tarsus, 33. 
“Adult female—Has the forehead and crown black; the malar region 
white, striped with black. In other respects like the adult male. Length, 
419; culmen, 48; wing, 199; tail, 169; tarsus, 34. 
“Young male.—Differs from the adult of the same sex in having the 
white of the throat and fore neck duller, and the striations less intense 
black; the feathers of the malar region white, with dusky bases, a few 
assuming the red tips.” (Hargitt.) 
“A well-marked species which takes the place of 7. javensis in Panaon, 
Leyte, and Samar. Quite abundant in Samar. Usually met with in the 
forest. Occasionally seen in second growth. 
Three males average, 434 in length; wing, 198; tail, 159; culmen, 51; 
tarsus, 33; middle toe with claw, 48. Two females, length, 419; wing, 
201; tail, 154; culmen, 47; tarsus, 32; middle toe with claw, 41. Iris 
light yellow; legs and feet light slate; nails nearly black; upper mandible 
black, lower grayish white.” (Bourns and Worcester MS.) 
