Orthotomus frontalis Sharpe,
Trans. Linn. Soc. 2d. ser. Zool. (1877), 1, 336 (part); McGregor
and Worcester, Hand-List (1906), 88 (part).
Orthotomus mearnsi McGregor, Phil. Jour. Sci. (1907), 2, sec. A,
289.
Basilan (Steere, Everett, Steere Exp., Bourns & Worcester,
McGregor).
Adult.--Similar to Orthotomus frontalis, but the chestnut of forehead
extending on crown to, or nearly to, posterior border of eye, not
ending abruptly; the whole crown and nape slightly suffused with
chestnut, the crown never clear slate-gray as in O. frontalis;
behind eye the chestnut extends over the sides of nape. The type
measures: Length, 114; wing, 47; tail, 45; culmen from base, 18;
bill from nostril, 11.5; tarsus, 20. Female, wing, 47; tail, 40;
bill from nostril, 11; tarsus, 20.