Plumage blended, soft, with little gloss. Wings rather long, acute, the first, second, and third primaries longest. Tail longish, forked, the feathers rather narrow and sharpish.
Bill brownish-black. Legs and claws deep brown, tinged with green. Iris brown. Upper parts olive-brown tinged with grey; throat and a line over the eye brownish-white. Quills brownish-black, margined externally with whitish; tail of the same colour, the outermost feather half white, the next obliquely white at the end. Under parts reddish white, the sides of the neck and the breast longitudinally spotted with dark brown.
Length 6½ inches, extent of wings 10½; bill 7/12 along the ridge, 2/3 along the gap; tarsus 11/12, middle toe 3/4; hind toe 5/6 including the claw, which is 5/12.
Adult Female. Plate X. Fig. 2.
The female differs from the male only in being somewhat smaller, and in having the colours paler, and the upper parts more tinged with brown.