9. PEEDIX. 185 



i,^n. cJ 2 a*!- sk. Sumatra (Sir T. Itaffles). India Museum [P.]. 



(Types of Tetrao curvirostris, Raffles.) 



n,o. cJ 5 ad. sk. Busan, Sarawak, Borneo, Tweeddale Coll. 



Oct. (A. H. Everett). 



p. 2 ad. sk. Marup, July (A. H. Tweeddale Coll. 



Everett). 



g, r. 2 ad- sk. [Cliina.] J. R. Reeves, Esq. [P.]. 



9. PERDIX. 



Type. 



Perdix, Brisson, Orn. i. p. 219 (1700) P. perdLx. 



Perdrix, Briinnick, Zool. Fundament a, p. 86 (1772) . . P. perdix. 



Starna, Bonap. Comp. List B. p. 4.3 (1838) P. perdix. 



Sacfa, Hodgson, J. As. Soc. Beng. xxv. p. 165, plate 



(1857) P. hodgsoniae. 



Tail of 16-18 feathers, subequal, the outer pair being only a 

 little shorter than the middle, which are rather more than half the 

 length of the wing. 



The 1st primary falls between 7th and 8th, and the 4th is rather 

 the longest. 



Tarsus, without spurs, equals the middle toe and claw. 



Range. Palaearctic region. 



Key to the Species. 



A. Tail with 18 feathers ; chest and breast not 



wdely barred with black. 



a. Feathers of the sides of the throat are not 



elongate, horseshoe mark on the breast 

 chestnut if present. 

 a. Lesser aud median wing-coverts and sca- 

 pulars sandy brown, with naiTow wavy 



clack cross-lines perdLv cS , p. 185. 



b'. Lesser and median wing-coverts and sca- 

 pulars ■with the ground-colour of the 

 feathers (except at the extremity) mostly 

 black with ^^dde-set transvei-se butt" bars, perdit 2, p. 185. 



b. Feathers of the sides of the throat elongate 



and beard-like, horseshoe mark on the 



breast black if present daurica cj $ , p. 192. 



B. Tail with 1(5 featiiers ; chest and breast widely 



barred witii black. 



c. A black patch on the middle of the lower 



breast ; the black patch on the hinder part 

 of the cheek and side of the throat large. 

 Larger, wing 62 hodgsonia d $ ,p. 193. 



d. No black patcii on the middle of the lower 



breast ; the black patch on the hinder part 

 of the cheek and side of the throat much 

 reduced. Smaller, wing 56-5'9 sifanica cf $ , p- 195. 



1. Perdix perdix. 



Tetrao perdix, Linn. S.N. i. p. 276 (1766); Gm. S. X. i. pt. ii 

 p. 757 (1788); Beseke, Betjtr. Nat. Vog. Eurl. p. 71 (1792;; 



