168 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



minally; iris deep brown; legs and feet dusky in dried skins (grayish 

 blue in life; length (skins), 123-129 (126.2); wing, 72-76 (74.6); tail, 

 48-55 (52.7); exposed culmen, 9.5-10 (9.9); tarsus, 17.5-19 (18.2); 

 middle toe, 11-11.5 11.1).« 



Adult female. — Ver}' similar to the adult male and not alw^ays dis- 

 tinguishable, but usually slightl}^ duller in color; length (skins), 

 118-131(123.6); wing, 71-75 (73.5); tail, 47-54(50.8); exposed culmen, 

 9.5-11 (10.1); tarsus, 18-19 (18.6); middle toe, 10-12 (11). « 



Young {in first autumn and 'winter). — Similar to adults but duller in 

 color, with gray of head much tinged with brown, olive-green of back, 

 etc., browner, and white of under parts less pure. 



Eastern North America; north to Prince Edward Island, Keewatin 

 (Oxford House, etc.), Athabasca (Knee Lake, Chippewayan; Slave 

 River), and southern Mackenzie (Great Slave Lake); west to border 

 of the Great Plains; breeding southward to Connecticut (Norfolk; West 

 Simsbury), Pennsylvania (Elk Count}^, etc.), and North Dakota; win- 

 tering in the Gulf States (Florida to Texas), Cuba, and southward 

 through eastern Mexico to Guatemala (Coban, etc.). 



Tireo JJavifrons, part, Vieillot, Ois. Am. Sej^t., i, 1807, 85 (supposed female). 



Muscicapa solitaria Wilson, Am. Orn., ii, 1810, 143, pi. 17, fig. 6 (near Phila- 

 delphia, Pennsylvania). — Stephens, Shaw's Gen. Zool., x, 1817, 349. — Bona- 

 parte, Journ. Ac. Nat. Sci Phila., iv, 1824, 174. 



Vireo solitarivs Vieillot, Nouv. Diet. d'Hist. Nat., xxxvi, 1819, 103. — Bona- 

 parte, Journ. Ac. Nat. Sci. Phila., iv, 1824, 175; Ann. Lyo. N. Y., ii, 1826, 

 70; Geog. and Comp. List, 1838, 26. — Audubon, Orn. Biog., i, 1831, 147, pi. 

 28; Synopsis, 1839, 160; Birds Am., oct. ed., iv, 1842, 144, pi. 239.— Nuttall, 

 Man. Orn. U. S. and Can., i, 1832, 305.— Thompson, Nat. Hist. Vermont, 

 1853, 78.— Hoy, Proc. Ac. Nat. Sci. Phila., 1853, 309 (Wisconsin).— Gund- 

 LACH and C.\BANis, Journ. fiir Orn., 1855, 468 (Cuba). — Gundlach, Journ. 

 fiir Orn., 1872, 403 (do.).— (?)Sclater, Proc. Zool. Soc. Lond., 1856, 298 

 (Mexico); (?) 1859, 363 (Jalapa, Vera Cruz), 375 (Talea, Oaxaca).— Baird, 

 Rep. Pacific R. R. Surv., ix, 1858, 340, part; Cat. N. Am. Birds, 1859, no. 

 250, part.— Willis, Ann. Rep. Smithson. Inst, for 1858 (1859), 282 (Nova 

 Scotia). — Salvin and Sclater, Ibis, 1860, 31, part (Coban, Guatemala). — 

 Brewer, Proc. Bost. Soc. N. H., vii, 1860, 307 (Cuba).— Sclater, Cat. Am. 

 Birds, 1862, 42 (Coban).— Verrill, Proc. Essex Inst., iii, 1862, 148 (Oxford 

 Co., Maine).— Boardman, Proc. Bost. Soc. N. H., ix, 1862, 126 (Calais, 

 Maine). — Dresser, Ibis, 1865, 481 (San Antonio, Texas). — McIlwraith, 

 Proc. Essex Inst., v, 1866, 87 (Hamilton, Ontario). — Trippe, Proc. Essex 

 Inst., vi, 1871, 117 (Minnesota, breeding).— Coues, Check List. 1873. 127, 

 part; Birds N. W., 1874, 99, part; Birds Col. Val., 1878, 505, part— Brew- 

 ster, Bull. Nutt. Orn. Club, iii, 1878, 116 (descr. first plumage). — Sennett, 

 Bull. U. S. Geol. and Geog. Surv. Terr., v, 1879, 389 (Lomita, Texas, 

 Apr. 30).— Brown (N. C), Bull. Nutt. Orn. Club, iv, 1879, 7 (Coosada, Ala- 

 bama, winter). — Salvin and Godman, Biol. Centr.-Am. Aves, i, 1881, 196, 

 part. — Gadow, Cat. Birds Brit. Mus., viii, 1883, 298, part (excl. syn. propin- 

 qua Baird).— Bicknell, Auk, i, 1884, 323 (song).— Cory, Auk, iii, 1886, 190; 

 Birds W. L, 1889, 77; Cat. W. I. Birds, 1892, 116 (Cuba).— American 

 Ornithologists' Union, Check List, 1886, no. 629. — Seton, Auk, iii, 1886, 



«Ten specimens. 



