Perching Birds Marked With Yellow or Orange. 
645. Nashville Warbler (Helminthopbila rubricapilla) . 
L. 4.8. No wing-bars; no white in tail. Ad. og’. A 
chocolate crown-patch; rest of head and cheeks bluish 
gray; a white eye-ring; back olive-green; below bright 
yellow. Ad. 9. Similar, but little or no chocolate in 
crown; yellow duller. Yung. Head brownish; under- 
parts washed with brownish, particularly on throat 
and flanks. Notes. Song, he-tsee-he-tsce-he-tsee-chip-ce. 
chip-ee-chip-ee-chip, first half like Black and White 
Warbler’s, second half like Chipping Sparrow’s. 
(Langille. ) 
Range.—Eastern North America; breeds from southern New York, 
Connecticut, and northern Illinols, north to Labrador and Hudson 
Bay region; winters south of United States. 
645a. Calaveras Warbler (H. 7. gutturalis), Sim- 
a to No. 645, but rump brighter; underparts richer 
ieee eaten United States; breeds on high mountains, from 
the Sierra Nevada to British Columbia, east to eastern Oregon, 
northern Idaho; south In migration to Lower California and Mexico; 
southeast to Texas. (Ridgw.) 
648, Parula Warbler (Compsothlypis americana). 
L. 4.5; W. 2.3. Ad. 3. Above grayish blue, a 
yellowish patch in the back, breast yellow washed with 
chestnut and with an indistinct blackish band; belly, 
wing-bars, spot near tip of outer tail-feathers white. 
Ad. &. Paler, breast without black, sometimes no 
eran Notes. A short, little, guttural, lisping 
trill. 
Range.—Breeds In south Atlantic and Gulf states east of Texas 
north near the Atlantic coast to the District of Columbla and Mount 
Carmel, Illinols (Brewst ); winters from Gulf States southward. 
648a. Northern Parula Warbler (C. a. usnec). 
Similar to No. 648, but bill averaging slightly smaller, 
the wing longer, 2.4; black breast-band averaging 
wider; the chestnut wash stronger. 
Range.—Breeds in New England, New York and west along the 
Northern tler of states, north into Maritime Provinces and Canada; 
winters from Gulf states southward. 
649. Sennett Warbler (Compsothlypis nigrilora). 
L. 4.5. Similar to No. 648, but yellow below reaching 
to belly; breast without black and with only a slight 
brownish wash; lores and ear-coverts black. Notes. 
Song probably resembles that of No. 648. 
Range.—Lower Rio Grande Valley south into eastern Mexico. 
746. Verdin (Auriparus flaviceps). L. 4.2; W. 2.23 
T. 1.9. Ad. Q'. Head and throat yellow; forehead 
usually with some concealed orange-brown; lesser 
wing-coverts reddish chestnut; back brownish gray; 
belly whitish. 4d. 9. Similar, but less yellow. 
Range.—Southern border of the United States and northern Mexico 
from southern Texas to southern California; north to southwestern Utah 
and southern Nevada. 
746a. Baird Verdin (4. f< lamprocephalus). Simi- 
lar to No. 746, but tail shorter; wing somewhat short- 
er; yellow of head brighter; W. 2.0; T. 1.6. (Ober- 
holser. 
Range.—Lower California. 
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