258 



CHAKADRIID^] 



Adult ivinter, 1 male and female. Resembles the nuptial 

 plumage. 



Immature, male and female. Back of head, hind-neck, 

 and upper back, greyish ; rest of back and inner secondaries, 

 brown ; primaries, dark brown. 



BEAK. Black ; straight and slender. 



FEET. Warm pink ; very long ; toes, slightly webbed. 



IRIDES. Crimson. 



FIG. 41. HEAD OF BLACK-WINGED STILT. l Nat. size. 



AVERAGE MEASUREMENTS. 



TOTAL LENGTH ... 



WING 



BEAK 



TARSO-METATARSUS 



EGG 



13'5 in. 

 9-5 



1-7 X 1-25 in. 



1 A " brown-backed winter plumage " may be assumed (R. Bowdler 

 Sharpe, Cat. Birds Brit. Mus., vol. xxiv, p. 313). 



