504 oy the bikds of haixan. [May 8, 



is most nearly allied to G. nyctliemerus, but, as may be seen from 

 tbe accompanying drawing (Plate XXXIV.), differs conspicuously 

 in many important particulars. 



Crown black with a slight blue gloss ; nuchal crest rather 

 long (2-5 inches) and similarly coloured, the longer feathers being 

 decomposed. 



Adult male. Xape and upper mantle pure white ; each feather 

 of the lower mantle, back, rump, and shorter upper tail-coverts 

 with one black subraarginal band on each web, forming an arrow- 

 head black marking, which gradually increases in width towards 

 the tail, most of the feathers being also narrowly fringed with 

 black. Wing-coverts similar, but with the black markings much 

 coarser. Longer upper tail-coverts and secondaries very boldly 

 marked with successive black arrow-heads. Primary-quills black, 

 with wide oblique white markings. Middle tail-feathers pure 

 white ; second and third pairs white, with wide (about 0-5 inch) 

 oblique black bands on the outer web ; the latter pair with some 

 irregular black marking on the inner web also ; remaining pairs 

 white, with wide oblique black bands on both webs forming an 

 irregular arrow-head pattern. TInderparts black, some of the 

 feathers of the sides with narrow white middles. Iris brownish 

 yellow ; naked wattle and skin on sides of face scarlet ; bill greenish 

 white ; legs coral-red. 



Total length 35 inches ; wing 9*4 ; tail 20 ; tarsus 3T5. 



Adult female. Most nearly resembles the female of G. aadersoni, 

 but is much darker. The feathers of the neck and mantle mostly 

 black with wide white shaft-streaks ; the underparts, including the 

 under tail-coverts, similar, but with wider white middles. Outer 

 tail-feathers uniform dark chestnut, with indistinct vermieulations 

 of black. Iris light brown ; upper mandible greenish brown, lower 

 dull green ; naked skin on face red ; legs and feet bright scarlet. 



Total length 21*5 inches ; wing 8'1 ; tail 8 - 8 ; tarsus 2-0. 



Mr. "Whitehead secured three adult males and one female of 

 this splendid Silver Pheasant. 



Hah. Five-Finger Mountains, interior of Hainan. 



239. GrALLUS GALLUS. 



Gallus fermgineus (Gmel.) ; Swinhoe, Ibis, 1870, p. 357; Styan, 

 Ibis, 1893, p. 435 ; Hartl. Abh. nat. Yer. Bremen, xiv. p. 371 (1898;. 

 Gallus [/alius (Linn.); Grant, Cat. B. Brit. Mus. xxii. p. 344 (1893). 

 Gallus bankiva, Temm.; Hartl. Abh. nat.Ver. Bremen, xii. p. 324. 

 Throughout Hainan (Sivinhoe). 



EXPLANATION OF THE PLATES. 



Plate XXXIII. 



Nycticorax magnified, p. 493. 



Plate XXXIV. 

 Genitalis u-hiteheadi, d ? > P- 503. 



