308 CHECK-LIST OF NORTH AMERICAN BIRDS. 
[B 290, C31, R 41,,C 44. ] 
Geroc. Dist.— Eastern North America, north of the Potomac and 
Ohio Valleys. 
735 a. Parus atricapillus septentrionalis (Harris). 
Long-tailed Chickadee. 
Parus septentrionalis Harris, Pr. Ac. Nat. Sci. Phila. 1845, 300. 
Parus atricapillus var. septentrionalis ALLEN, Bull. M. C. Z. III. 
1972, 574. 
[B 289, 289a, C 31a, R 41a, C45. | 
Groc. Dist.— Rocky Mountain Plateau region, east to Manitoba 
and the Plains. 
735 4, Parus atricapillus occidentalis (Bairp). 
Oregon Chickadee. 
Parus occidentalis BairD, B. N. Am. 1858, 391. 
Parus atricapillus var. occidentalis COUES, Key, 1872,*8t. 
[B.20%,/C 316 R arb. C46) 
Groc. Dist.— Northwest coast region, from northern California 
to Sitka. 
736. Parus carolinensis Aup. 
Carolina Chickadee. 
Parus carolinensis Aup. Orn. Biog. II. 1834, 341, pl. 160. 
[Brs93, "Cary, Rae Org.) 
Groc. Dist.— Southeastern States, north to New Jersey and Illi- 
nois, west to Missouri. 
786a. Parus carolinensis agilis SENN. 
Plumbeous Chickadee. 
Parus carolinensis agilis SENN. Auk, V. Jan. 1888, 46. 
[B—, C—, R—, C—.] 
Geoc. Dist.— Eastern and central Texas (Bee, Victoria, Cook, 
and Concho Counties, etc.). 
