BIRDS OF EAST PENNSYLVANIA. 



21 



Eed-bellied Nuthatch. 

 Blue-grey Gnatcatcher. 



Tufted Titmouse. . 



Black-cap Titmouse. 

 Carolina Titmouse. . 



Shore Lark. . . . 



Pine Grosbeak. . . 



Purple Finch. . . 

 American Goldfinch. 



Pine Finch. . . 

 Ked Crossbill. 



Sitta Canadensis. Eather rare, from 

 October to April. (W.) 



PoUoptila cwrulea. Blue-Gkey Fly- 

 CATCHEK. Not uncommon from the 

 middle of April to the end of 

 September. ' (S.) 



Lophophanes hicolor. Tom-tit. Very- 

 common, and especially abundant in 

 Summer. 



Parus atricapillus. Chickadee. 

 Abundant. 



Parus Carolinensis. Small Black- 

 cap Titmouse. A southern species, 

 and rather rare. (S.) 



Alauda alpestris. Sky Lark. 

 Horned Lark. Plentiful, appear- 

 ing late in October, and generally 

 leaving in March, but some seasons 

 it remains until April. (W.) 



Pinicola Canadensis. Pine Bull- 

 finch. Eather rare. This species 

 is very like Pinicola enudeator 

 of Europe, but is larger. It may 

 be a variety only. (W.) 



Carpodacus purpureus. Not uncom- 

 mon from September to April, a 

 few remaining during Summer. (W.) 



Chrysomitris tristis. Yellow Bird. 

 Thistle Bird. Common, but is less 

 frequent in Winter than at other 

 times. 



Chrysomitris pinus. Pine Linnet. 

 Plentiful. Arriving late in October, 

 and departing in March. (W.) 



Loosia Americana. Common Cross- 

 bill. Not uncommon in winter, 

 and resident in the Alleghanies. It 

 nearly resembles Loxia curvirostra 

 of Europe, but is smaller. 



