320 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



iv, 1887, 259 (Hartford, Connecticut, winter).— Haxcock, Bull. Ridgw. Orn. 

 Club, no. 2, 1887, 19 (Corpus Christi, T«xas).— Roberts, Auk, vii, 1890, 213 

 (Ramsay Co., Minnesota, June; crit.).— Sharpe, Cat. Birds Brit. Mus., xii, 

 1888, 664.— Cooke, Bird Migr. Miss Val., 1888, 202 (centr. Mississippi, sum- 

 mer; s. Illinois, Indian Territory, and southward in winter).— Thompson, 

 Proc. U. rt. Nat. Mus., xiii, 1891, 603 (Red R. Settlement, AVinnipeg, and Qu' 

 Appelle, Manitoba, summer).— Stone, Auk, ix, 1892, 204 (Cape -May, New 

 Jersey, Jan. 26-29). — Attwater, Auk, ix, 1892, 338 (San Antonin, Texas, 

 breeding). — McIlwkaith, Bird": Ontario, 1892, 322 (summer resid. ).— Tok- 

 REY, Auk, X, 1893, 205 (Wellesley, Massachusetts, Dec. 19.).— White, Auk, 

 X, 1893, 226 (Mackinac I., Michigan, breeding). — Hoffmann, Auk, xii, 1895, 

 188 (Cape Cod, Massachusetts, Dec. ).— Wayne, Auk, xii, 1895, 365 (Wacissa 

 R., n. w. Florida, breeding). — Nehrling, Our Native Birds, etc., ii, 1896, 127, 

 pi. 23, flg. 3.— Knight, Bull. Univ. Maine, no. 3, 1897, 100 (Maine, summer 

 resid.). — Allison, Auk, xvi, 1899, 269 (Amite Co., Mississippi, resid.). 



ISpizella pusilla] var. pusilla Baied, Brewer, and Ridgway, Hist. N. Am. Birds, 

 ii, 1874, 2. 



[Spizella] punlld Bonaparte, Consp. Av., i, 1850, 480.— Lichbnsteix, Norn. Av. 

 Mus. BeroL, 1854, 43.— Coues, Key N. Am. Birds, 1872, 143. 



S.[pizella\ pMsiHa Verrill, Proc. Essex Inst., iii, 1862, 150 (Oxford Co., Maine, 

 breeding). — Ridgway, Man. N. Am. Birds, 1887, 420. 



/S. [pirates] pusillus Cabanis, Mus. Hein., i, Apr., 1851, 133, footnote. 



Spizella agrestis CouES, Proc. Ac. Nat. Sci., Phila., 1875, 351 (ex Passer agrestis, 

 the little field sparrow Bartram, Travels, 291, ^^=^ nomen nudum); Check List, 

 2d ed., 1882, no. 271. 



S. IpizeUa} agrestis OouBS, Key N. Am. Birds, 2d ed., 1884, 380. 



SPIZELLA PUSILLA ARENACEA Chadbourne. 

 WESTERN FIELD SPARROW. 



Similar to S. p.pusilla, but wings and tail much longer, especially the 

 latter; coloration much grayer, the pileum always (?) with a broad 

 median stripe of gray, sometimes wholly gray, or with only a faint 

 tinge of brown indicating the usual lateral stripes; black streaks on 

 back much narrower on a (usually) chiefly grayish ground; under 

 parts, in summer plumage, paler, with chest tinged with pale gray instead 

 of bujSfy. 



Adult male.— Length (skins), 141.73-152.91 (li6.81); wing, 68.33- 

 71.12 (69.60); tail, 66.04^71.88 (68.83); exposed culmen, 9.40-9.91 

 (9.65); depth of bill at base, 6.35; tarsus, 19.05-19.81 (19.30); middle 

 toe, 12.45-13.72 (13.21).^ 



Admit female. — Length (skin), 127.00; wing, 61.98; tail, 62.74; 

 exposed culmen, 9.40; tarsus, 18.29; middle toe, 12.95.^ 



More western portions of the Great I'lains, breeding from Nebraska 

 (Valentine) and South Dakota (Fort Pierre) to eastern Montana (Davis 

 Creek, Bad Lands of the Little Missouri River, etc.); south, in winter, 

 to southern Texas (Laredo), Nuevo Leon (Monterey, January, Febru- 

 ary), casualh^' to Louisiana (Mandeville). 



^ Three specimens. ^ One specimen; not typical. 



