556 TETRAONID^:. 



1221. ArboriCOla torqueola (Valenc.), Jerd., B. Ind. iii. p. 577, 

 No. 824 ; Hume, Sir. F. ii. p. 449; id.. Nests and Eggs Ind. B. p. 544 ; 

 id. and Marsh., Game Birds ii. p. 65, pi. Perdix megapodiae, Tern., PI 

 Col. 462, 463. Perdix olivacea, Gray and Hardw., III. Ind. Zool. i. p. 57. 

 The COMMON HILL PARTRIDGE. 



Top of the head uniform bright chestnut ; lores black, also above and below 

 the eye ; ear coverts chestnut, continued as a streak down the sides of the 

 nape; back and rump olive, the feathers edged with dusky and forming 

 lunules ; wing coverts pale chestnut with blackish shaft streaks and spots ; 

 chin and throat black, the feathers margined with white ; breast pale ashy, 

 surmounted by a broad white band ; lower breast and abdomen ashy white ; 

 flanks olive, broadly dashed with chestnut and with large white spots ; tail 

 olive, speckled with black. The female has the head and neck olive, speckled 

 with black ; the lores white with the same but distant speckles ; middle of 

 throat unspotted rufous ; breast grey, tinged with rusty. Bill black ; irides 

 brown, deep brown or reddish brown ; orbital skin and a spot at gape crimson ; 

 legs and feet blue grey, tinged with red. 



Length. 10*5 to 12 inches; wing 5*7 to 6 2; tail 2*75 to 3*25 ; tarsus 1*6 

 to 2 ; bill from gape o'8 to i. 



Hab. Throughout the outer ranges of the Himalayas from Simla to 

 Darjeeling. In Sikkim it is found from about 6,000 to 9,000 feet. It extends 

 to Bhootan and also to the Naga hills. Hume says it haunts dark, densely 

 jungled watercourses and ravines running down the hillsides and never or 

 seldom rising when disturbed. Nothing appears to be known of the nidifica- 

 tion of this species. 



1222. Arboricola atrogularis (Biyth\ Jerd., B. Ind. iii. p. 579; 



Hume, Sir. F. ii. p. 449 ; v. p. 14 (note) ; Hume and Marsh., Game Birds, 

 p. 79, pi. The BLACK-THROATED HILL PARTRIDGE. 



Not unlike A . torqueolus, but differs in having the top of the head greyish 

 olive, more or less black spotted, and the breast pale uniform grey. Bill 

 blackish brown ; irides deep brown ; orbital space and gular skin vermilion ; 

 legs orange red. 



Length. 10 to ii inches; wing 5 to 5-9; tail 2' 15 to 2*5; tarsus 1-5 to 

 17 ; bill from gape 0-85 to 0-87. 



Hab. Assam, extending to the Garo hills, thence it occurs in Cachar, 

 Sylhet and Tipperah ; also in Chittagong. Breeds in Sylhet, where Mr. Cripps 

 took two nests. The eggs were broad ovals, a good deal pointed towards the 

 small end, and white. In size they vary from 1*33 to 1*43 in length and from 

 i- 1 to i '13 in breadth. 



1223. Arboricola brunneipectus (Tickeil), Biyth, J. A. S. B. 



xxiv. p. 276 ; Blyth, B. Burm. p. 150 ; Hume and Dav. t Sir. F. vi. p. 443 ; 



