848 PATAGONIAN EXPEDITIONS: ZOOLOGY. 



yellowish buff, broader and lighter on tertials and greater coverts; middle 

 tail feathers blackish, next pair with a yellow patch at the tip, next three 

 pairs yellow and outermost pair yellow with a dusky tip ; bill bluish horn 

 color, legs horn color. 



Female (No. 10734, Acad. Nat. Sci. Phila.) grayer above, yellow on 

 face and sides of neck replaced by white, breast and sides largely gray, 

 yellow restricted to the center of the abdomen and under tail coverts. 



Geographical Range. — Southern Brazil and Paraguay through Argentina 

 to northern Patagonia. 



This is a bird of the Pampas which extends its range into the valley of 

 the Rio Negro but no farther south. 



Genus PASSER Brisson. 



Type. 



Passer '^x\%sox\, Ornith. ii. p. 71 (1760) . . Friugt//a doiiiestkalAnncems. 



Passer domesticus (Linn.). 



Fringilla domestica Linnaeus, Syst. Nat. ed. 10, i. 1758, p. 183 (Europe). 



Description. — Adult male. La Plata, Argentina, January, 1898, Prince- 

 ton University collection. Total length, 5.90 inches; wing, 3.00; culmen, 

 .50; tail, 2.34; tarsus, .80. Above, top of head and lower back gray, 

 back chestnut with black streaks, sides of neck chestnut, running up 

 to the eye and down behind the ear coverts, which are pale gray, cheeks 

 white ; wings and tail blackish edged with brown ; wing coverts chestnut, 

 tips of median row white, forming a wing band ; whole throat and middle 

 of breast black, feathers slightly edged with gray, sides gray, passing 

 into white on the abdomen and under tail coverts ; feet horn color, bill 

 black. 



Female ashy brown, paler below, back broadly streaked with black. 



Introduced. 



Family ICTERIDiE. 



Sharpe, Cat. Bds. Brit. Mus. xi. p. 310 (1886); Hand List Birds, v. p. 483 

 (1909). 



Genus MOLOTHRUS Swainson. 



Type. 



Molothrus Swainson, Fauna Bor.-Am. ii. 1831 



(1832), 277 ...., FringiHa pecoris GmtWn 



= Oriolus ater Boddaert. 



