AVES CHARADRIID/E 289 



rectrices wholly snuff brown with indistinct fringing of lighter at the 

 tips. 



Wing : Snuff brown in general appearance like the back. Wing cov- 

 erts like the back. Bastard wing and primary coverts snuff brown. 

 Quills snuff brown ; the exposed webs of the primaries darker and the 

 shafts of these quills creamy white. The secondaries much like the pri- 

 maries but without white shafts and the innermost small ones tipped with 

 pure white. 



Lower parts: Chin pale ashy grey, almost whitish, shading into fine 

 slate grey on the throat ; this color ends abruptly on the lower throat, the 

 entire breast being rich bright orange or cinnamon chestnut; this color 

 terminates abruptly and is outlined by a black pectoral band about three 

 quarters of an inch wide. The remainder of the lower parts pure white 

 with obscure brown markings on some of the lower tail coverts. Thighs 

 brown. Axillaries and under wing-coverts white, some of the outer of 

 these coverts shading into ashy brown. Quills from below ashy brown. 



Bill "black" (H. Burmeister). 



Feet and legs "greenish grey" (H. Burmeister). 



Iris " dark brown " (J. B. Hatcher). 



The adult female is colored like the adult male. 



FIG. 152. 



Zonibyx modestus. Head of adult in winter. P. U. O. C. 7792. Female. Natural size. 



Adults in Winter Plumage. (Female adult P. U. O. C. 7792, Cape 

 Fairweather, Patagonia, 29 July, 1896,}. B. Hatcher.) 



Similar above to adults in summer, the feathers a little darker and many 

 of them with a narrow buffy fringing. Lower parts. The throat white. 

 Lower throat, fore neck, breast, and chest light snuff brown, each feather 

 narrowly margined with buffy white, giving a sandy appearance to the 



