COTILE CONCOLOR (S^kes). 



DUSKY ROCK-MARTIN. 



Mirundo coneolor, Sykes, P. Z. S. 1832, p. 83 ; Jerd. Madr. Journ. xi. p. 238 (1840) ; 



Gray, Gen. B. i. p. 58 (1815) ; Blyth, J. A. S. Beng. xvi. p. 119 (1847) ; id. Cat. 



B. Mus. As. Soc. p. 199 (1819). 

 Biblis coneolor, Less. Compl. BuiF. viii. p. 495 (1837). 

 Cotyle coneolor, Boie, Isis, 1844, p. 170 ; Bp. Consp. i. p. 342 (1850) ; Cass. Cat. 



Hirund. Mus. Philad. Acad. p. 12 (1853) ; Horsf. & Moore, Cat. B. E.I. Co. Mus. 



i. p. 97 (1854) ; Jerd. B. Ind. i. p. 165 (1862); Blanf. Ibis, 1867, p. 463; id. 



J. A. S. Beng. xl. p. 271 (1871) ; Butler, Str. F. 1877, p. 227. 

 Cotile coneolor. Gray, Hand-1. B. i. p. 73, no. 873 (]869); Aitken, Str. E. 1875, 



p. 214 ; Butler, t. c. p. 453 ; Hume, t. c. p. 453 ; id. Str. F. 1876, p. 35 ; Sharpe, 



Cat. Birds in Brit. Mus. x. p. 108 (1885). 

 Ptyonoprogne coneolor, Hume, Nests and Eggs Ind. B. p. 83 (1873) ; Adam, Str. 



F. 1873, p. 370; Fairb. Str. F. 1876, p. 254; Davids. & AVenden, Str. F. 1878, 



vol. ii. p. 77 ; Hume, Str. F. 1879, p. 84; Butler, Cat. B. Sind &c. p. 13 (1879) ; 



id. Cat. B. S. Bomb. Pres. p. 14 (1880) ; Vidal, Str. F. 1880, p. 43 ; Davison, Str. 



F. 1883, p. 346. 

 Krimnochelidon coneolor, Tickell, MSS. ; Walden, Ibis, 1876, p. 356. 



0. minor ; similis C. fuUgulcB, sed gula maculata distingucnda. 

 Hab. in peninsula Indica. 



Adult male. General colour above uniform dark sooty brown ; Tving-coverts like the back, the bastard- 

 wing, primary-coverts, and quills dark brown, externally washed with the same brown as tlie 

 back ; tail-feathers dark brown, with a wliitc spot on the inner web of all but the two centre 

 feathers and the outer one on each side; licad like the back ; lores, sides of face, ear-covcrts, and 

 cheeks uniform dark brown, with a few fulvous streaks only on the cheeks; throat and chest dull 

 rufeseent, streaked with dusky brown, the feathers being mesially centred with this colour ; 

 breast, abdomen, flanks, and under tail-coverts uniform dark sooty brown, with a few of the 

 feathers of the abdomen paler edged ; axillaries and under wing-coverts dark hnnvn with rufous 

 edges ; quills dusky brown below : " bill black ; legs and feet brownish plumbeous or purplish 

 brown; iris blackisii brown" {E. A. Butler) : "legs and feet j)ale ilesby brown " {If. Darhon) : 

 "inside of mouth light yellow" (C T. Bbifjham). Total Icugth 4-8 inches, culmeu 0-35, 

 wing 4"05, tail 1'85, tarsus 0"35. 



The dusky spots or streaks on the throat, which arc very evident iu the living bird, arc (iftcu invisil)le in 

 skins, the throat and fore neck being quite uniform in some specimens. Sometimes also a trace 

 of a white spot can be found on the outer tail-feather and occasionally ou the centre ones. 



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