778 TRINGA 



$ ad. Differs from T. maritima in having the bill shorter, the upper 

 parts more richly marked with rusty red, the breast more marked with 

 blackish, with more or less of a black patch on each side. Culmen 1*0, 

 wing 5'1, tail 1*9, tarsus 0'91 inch. In winter the plumage is like that 

 of T. maritima. 



Hob. N.E. Siberia, the Chukchi Peninsula, the Kuriles and 

 Aleutian Isles ; Kamchatka ; Alaska. 



Is an eastern representative of T. maritima, and does not 

 differ from that species in its general habits. Its eggs are 

 described as being pale olive-buff, varying to light brownish 

 buff, spotted longitudinally and somewhat spirally with vandyke- 

 brown or deep umber, and measure about 1*46 by TOO, 



1077. WESTERN SEMIPALMATED SANDPIPER. 

 TRINGA OCCIDENTALIS. 



Tringa occidentalis (Lawr.), Proc. Acad. N. S. Philad. 1864, p. 107 ; 

 (Tacz.), F. 0. Sib. 0. p. 890 ; (Turner), Nat. Hist. Alaska, p. 148 ; 

 (Nelson), Kep. Nat. Hist. Alaska, p. 113 ; (Ridgway), p. 162 ; 

 Ereunetes pusillus, Sharpe, Cat. B. Br. Mus. xxiv. p. 514, parti m ; 

 E. petrificatus, Illiger, Prodr. p. 262 (1811 partim) ; T. semipalmata, 

 Wilson, Am. Orn. viii. p. 131 (1813 partim). 



ad. (Alaska). Crown and upper parts black varied with rusty red 

 and cinnamon-buff; the rump and upper tail-coverts nearly uniform 

 blackish except on the sides, which are white ; quills blackish, the first 

 with a white shaft ; wing-coverts tipped with white ; under parts white, 

 the sides of head and throat, and the breast and flanks tolerably boldly 

 streaked and spotted with blackish ; bill greenish olive at the base, 

 otherwise black ; legs and feet greenish olive ; iris dark brown. Culmen 

 TO, wing 3'9, tail T8, tarsus 0*95 inch. In winter the upper parts are 

 brownish grey, the crown paler, streaked narrowly with black ; under 

 parts white, the breast, sides of neck, and flanks narrowly streaked with 

 dusky grey. 



Hob. Western North America, breeding north to the shores 

 of Norton Sound, Alaska, where it is very common ; the Aleutian 

 Islands. On the Asiatic coasts it has been met with on the 

 Chukchi Peninsula in N.E. Siberia ; on passage and in winter 

 it is common on the Pacific coasts to South America, and is said 

 also to occur on the Atlantic coasts. 



This, the western representative of the semipal mated Sand- 

 piper (T. pusilla, Linn.), does not differ from that species in 

 habits. Its call-note is described as being a peeping trill. It 



