Perching Birds Marked With Yellow or Orange. 
681b.~ Florida Yellow-throat (G. 7. zgnota). Simi- 
lar to No. 681d, but yellow below more extended and 
deeper, sides browner; black mask wider; upperparts, 
especially hindhead, browner. 
Range.—South Atlantic and Gulf Coast districts of United States 
from southeastern Virginia to Florida and westward along Gulf low- 
lands to eastern Texas; winters from at least coast of South Carolina 
southward; alsoin Cuba. (Ridgw.) 
681c. Pacific Yellow-throat (G. ¢. arizela). Sim- 
ilar to No. 681a, but bill smaller, wings and tail shorter, 
color duller, whitish margin of mask narrower, yellow 
usually less orange; W. 2.2; T. 2.1. (Ridgw.) 
Range.—‘‘Pacific Coast district, from British Columbla southward; 
breeding southward to Los Angeles County, California, and eastward 
to Fort Klamath, Oregon; during migration to Cape St. Lucas.’’ 
(Ridgw.) 
681d. Northern Yellow-throat (G. ¢. brachidactyla). 
Similar to No. 681, but averaging larger; W. 2.2. 
Ad. 3’. More yellow below, more olive-green above. 
Ad. 2. Usually with yellow below brighter and 
more extended. (Ridew.) 
Range.—Northeastern United States from northern New Jersey to 
Newfoundland; west to northern Ontario and eastern Dakota, and 
south through Mississsipp! Valley to upland districts of the Gulf 
States and east central Texas; in winter Bahamas, Mexico, and Cen- 
tral America. (Ridgw.) 
68le. Salt Marsh Yellow-throat (G. #. s¢nuosa). 
Similar to No. 681c, but much smaller and slightly 
darker, especially on sides and flanks; W. 2.1. 
(Ridgw. ) 
Range.—Salt Marshes of San Francisco Bay, California. 
682. Belding Yellow-throat (Geothlypis beldingi). 
L. 5.7. Ad. 3’. Black mask crossing head diagonally 
bordered behind by yellow; rest of plumage much as in 
ne 681a. Ad. 2. Similar to of No. 681, but 
arger. \ 
Range.—Lower California. 
682.1. Rio Grande Yellow-throat (Geothlyp-s pol- 
tocephala). L.5.7. Ads. Lores and forehead black, 
crown gray, back olive-green; underparts yellow. 
ai ete Rlo Grande Valley in Texas and southward into 
exico. 
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