Monticola cinclorhynchus, Vig.
353. :- Orocetes cinclorhynchus, Vig. :- Jerdon's Birds of India, Vol. I, p. 515 ; Butler, Guzerat ; Stray Feathers, Vol. III, p. 470; Petrophila cinclorhynchus, Vig.; Deccan, Stray Feathers, Vol. IX, p. 398 ; Murray's Vertebrate Zoology of Sind, p. 130 ; Swinhoe and Barnes, Central India ; Ibis, 1885, p. 67.
THE BLUE-HEADED CHAT THRUSH.
Length, 7.5 ;expanse, 11.5 ; wing, 3.8 to 4.2; tail, 2.8; tarsus, 0.85 ; bill at front, 0.6 ; bill from gape, 1.1.
Bill brownish-black; irides hazel-brown; legs plumbeous.
Male. :- Head, nape, and shoulders of the wings, pale-blue ; lores, ear-coverts, back and wings, black, tinged with dusky-blue on the back, and on some of the wing-coverts and quills ; a white wing spot, formed by a white bar on the outer webs of the secondaries ; rump and upper tail-coverts ferruginous ; tail black, edged with blue; chin pale-blue ; breast, abdomen,and under tail-coverts ferruginous.
Female. :- Brownish-olive above, yellowish-white beneath, tinged with rufous on the breast, and barred crosswise with olive-brown.
During the cold weather the Blue-headed Chat Thrush is generally distributed throughout the region, but occurs much more rarely in Sind. It is solitary in its habits.