348 MANUAL OF PHILIPPINE BIRDS. 
309. CAPRIMULGUS MACRURUS Horsfield. 
HORSFIELD’S NIGHTJAR. 
Caprimulgus macrurus HorsFTELD, Trans. Linn. Soc. (1821), 13, pt. 1, 
142; Harrert, Cat. Birds Brit. Mus. (1892), 16, 537; SHarpre, Hand- 
List (1900), 2, 87; McGrecor and WorcEsTER, Hand-List (1906), 57; 
OaTES and RED, Cat. Birds’ Eggs (1903), 3, 68, pl. 1, fig. 8. 
Calamianes (Bourns & Worcester, McGregor); Palawan (Whitehead, Steere 
Exp., Bourns & Worcester, Celestino) ; Papuan Islands, northeastern Australia, 
Greater Sunda Islands, Java. 
Male.—Forehead, crown, and nape grayish brown, finely vermiculated 
with buff and brown, producing a nearly silvery appearance; down the 
center of head to nape the feathers conspicuously marked with blackish 
brown; an indistinct fulvous band across hind-neck connecting with a 
bright fulvous patch on each side behind ear-coverts; back and rump 
mottled with dark brown and a little fulvous; a large white patch on 
throat, the longer feathers tipped with black, subterminally marked with 
fulvous; sides of face, ear-coverts, chin, and a small area posterior of 
white patch rich rufous with fine irregular black lines; lower throat 
rufous, mottled with black; breast finely marked with blackish brown 
and pale fulvous, a few feathers with large patches of fulvous; abdomen, 
flanks, and under tail-coverts barred with brown; wing-coverts blackish, 
each with a light fulvous terminal spot; scapulars with black terminal 
spots and narrow fulvous subterminal bars; white spot on first primary 
moderate and not reaching shaft; on second, third, and fourth the white 
crosses both webs; secondaries notched with dark rufous; tail-feathers 
blackish brown, outer webs notched with fulvous; two outer pairs each 
with a large white terminal area about 38 mm. long, involving both webs. 
A male from Puerto Princesa, Palawan, measures: Length, 265; wing, 
180; tail, 140; tarsus, 16; middle toe with claw, 24. 
“Female.—Difters from the adult male in having the outer web of first 
primary spotted with rufous, in having pale rufous marks on the pri- 
maries instead of white ones, in the white tips to the outer rectrices being 
less in extent and tinged with buff or rufous, speckled with brown on the 
tip of outer web. 
“Young.—The markings are less developed in younger individuals; 
the young male has the white patches on the primaries and rectrices 
tinged with rufous and less in extent. The nestling is covered with 
buffy down.” (Hartert.) 
“Tris dark brown, bill nearly black; legs and feet brown; nails black. 
A male from Busuanga measures, 263 in length; wing, 184; tail, 135; 
culmen, 13; middle toe with claw, 22. A female from Palawan, length, 
250; wing, 222; tail, 135; culmen, 13; tarsus, 14; middle toe with claw, 
22.” (Bourns and Worcester MS.) 
