Basilan (Celestino); Bohol (McGregor); Dinagat (Everett); Leyte (Steere Exp., Whitehead); Mindanao (Everett, Celestino); Samar (Whitehead, Bourns & Worcester).

Male.—Differs from Rhabdornis mystacalis in having the back brown (near prout’s brown of Ridgway) instead of gray, and in having the bill decidedly shorter. Length, about 142. A male from Bohol measures: Wing, 78; tail, 45; culmen from base, 19; bill from nostril, 13; tarsus, 19.

Female.—Differs from the male in having general color of crown, ear-coverts, and sides of neck brown instead of black. A female from Basilan measures: Wing, 77; tail, 43; culmen from base, 18; bill from nostril, 12; tarsus, 18.

605. RHABDORNIS INORNATUS Grant.
PLAIN CREEPER.

Mindanao (Clemens); Samar (Whitehead).

Adult male.—Easily distinguished from R. mystacalis and R. minor by having the bill altogether stouter and stronger, the top of the head and nape uniform dull grayish brown; mantle brown with whitish shafts only to the feathers; the lesser and median wing-coverts with well-marked white shaft-stripes; chin, throat, and fore neck grayish white; the margins of the sides and flank-feathers narrower and browner. ‘Iris dark brown; bill and feet black.’ (Whitehead.) Length, 157; culmen, 19; wing, 81; tail, 51; tarsus, 20.” (Grant.)

Female.—Similar to the male, but top of head browner. Wing, 89; tail, 57; exposed culmen, 16; tarsus, 20; middle toe with claw, 23.

Family ZOSTEROPIDÆ.