BIRDS OF NORTH AND MIDDLE AMERICA. 437 



upper tuil-covorts and wing'-covorts plain olive; tertials warmer ))r()wn 

 (inclining- to niunnny or prouts brown); secondariets and primaries 

 dusky, edged with light brown or olive; tail plain olive-brown; a nar- 

 row superciliary stripe of ligfht yellowish buff or butty whitish; a tri- 

 angular spot of dusky in front of eye; a postocular streak of brownish; 

 sides of head otherwise pale butty brownish; under parts pale dull 3'el- 

 low^ish or yellowish wdiite, shaded with olive or olive-grayish laterally; 

 bill light l)rownish, the mandible usually paler; iris brown; legs and 

 feet pale flesh color in life, pale brownish in dried skins. 



Young. — Head, neck, back, rump, upper tail-coverts, chest, sides, 

 and flanks plain brown (varying from liroccoli to bister); rest of inider 

 parts whitish or dull pale yellowish, more or less clouded with brown; 

 middle and greater wing-coverts indistinctly tipped with cinnamon- 

 brown; otherwise like adults, but no trace of lighter superciliary nor 

 darker postocular stripes. 



Adidtmale.—ljQngth (skins), 124.5-129.5 (126.5);' wing, 67.3-72.1 

 (69.6); tail, 46.5-49.8 (48.3); exposed culmen, 14.7-16 (15.5); tarsus, 

 17.5-18.3 (18). ~ 



Adult femah'.—ljengih (skins), 125.7-129.5 (128.3); wing, 69.3-70.6 

 (70.1); tail, 47.7-50.5 (49.5); exposed culmen, 15-15.7 (15. .5); tarsus, 18.^ 



Austroriparian district (humid division of Lower Austral life-zone) 

 of eastern United States, breeding from Georgia and the Gulf coast 

 (northwestern Florida to Louisiana) north to southeastern Virginia 

 (Dismal Swamp), western Kentucky (Fulton County), southwestern 

 Indiana (Knox County), and southeastern Missouri (Dunklin Countv); 

 west to eastern Texas -(Navarro County); south in winter to Bahamas 

 (Bimini islands), Cuba, and Jamaica. 



Sijlvia swainsonii Audubon, Orn. Biog., ii, 18.34, 563, pi. 198 (near Charleston, 

 South Carolina; type in eoll. U. S. Nat. Mus.). 



Sylvicola swainsonii Richardson, Rep. Brit. Assoc. Adv. Sci. for 1836 (1837), 171. 



Helinaia swainsonii Audubon, Synopsis, 1839, 66; Birds Am., oet. ed., ii, 1841, 

 83, pi. 104. — American Ornithologists' Union, Check List, 1886, no. 638. — 

 LooMis, Auk, iv, 1887, 347 (Chester, South Carolina); viii, 1891, 169 (same 

 occurrence). — Scott, Auk, v, 1888, 187 (Key West, Florida, migrant); vii, 

 1890, 16 (Punta Rassa and Key West, migr.), 313 (Garden Key, Dry Tor- 

 tugas, Mar. 25 and Apr. 6); ix, 1892, 213 (Caloosahatchie R.,' Florida, 

 migratory); x, 1893, .340 (Jamaica).— Cooke, Bird Migr. Miss. Val., 1888, 

 239.— Pindar, Auk, vi, 1889, 315 (Fulton Co., Kentucky).— Brewster and 

 Chapman, Auk, viii, 1891, 137, 138 (Suwanee R., Florida, Mar. 22).— 

 Wayne, Auk, x, 1893, .338 (lower Suwanee R., breeding); xii, 1895,365, 

 367 (Wacissa R., Florida, breeding). — Nehrling, Our Native Birds, etc., i, 

 1893, 175.— RnoADs, Proc;. Ac. Nat. Sci. Phila., 1895, 492 (Raleigh, Tennes- 

 see, breeding). — Beyer, Proc. Louis. Soc. Nat. for 1897-99 (1900), 111 

 (Louisiana, summer resid.). — Daniel, Auk, xix, 1902, 18 (Dismal Swamp, 

 Virginia, l)reeding; rare) . 



' Length before skinning, 139.7-165.1; extent of wing, 218.4-228.6 (Brewster). 

 ^ Five specimens. * Three specimens. 



