Suborder PICI.
Characters same as those given for the Order.
Family PICIDÆ.
Subfamily PICINÆ.
Tail-feathers twelve, more or less wedge-shaped at their tips, the shafts large and very stiff.
Genera.
- a1. Three toes. Tiga (p. [398])
- a2. Four toes.
- b1. Much smaller, length less than 180 mm. Yungipicus (p. [392])
- b2. Much larger, length more than 250
mm.
- c1. Fore breast and throat marked with large, nearly round, whitish spots; each feather narrowly edged with blackish brown. Chrysocolaptes (p. [399])
- c2. Fore breast and throat without
large round white spots.
- d1. Abdomen, flanks, and thighs black or slate-gray, uniform in color with the chest.
- d2. Abdomen, flanks, and thighs white or whitish; chest black. Thriponax (p. [405])
Genus YUNGIPICUS Bonaparte, 1854.
Culmen nearly straight; nasal ridge weak; nostrils hidden; first primary short and slender; second primary nearly equal to third, fourth, and fifth which are subequal; upper parts black or brown, more or less barred with white or ocherous-white; below white or buff with blackish spots and stripes; wings and tail black or blackish brown, more or less barred with white; females with no red on the head. This genus includes the smallest Philippine woodpeckers; length, about 150 mm.