List of Birds found 
753: Sylvicola parus, Wils, ? 
ad County, Penn. 267 
ack Piianiow Seen only in au- 
‘ellow-Poll Warbler. 1840, April 25 ; 
, 1843, April 22. Abundant ; migratory. 
4; 1842,-May 4; 1843, April 28. Abun- 
Wile. Cerulean Warbler. 1842, May 9, one 
migratory 
ie ak ++ Hooded Warbler, 1843, May 9. Very 
 - 60. Wileotis ‘qualia, Wils., Seen. Black-cap Fly-catcher, 1840, 
May 6; 1841, May 17; 1842, eZ 9; 1843, May 18. Abundant; 
migrator 
8l. ——— ruticilla, Linn.,t ‘American Redstart. 1840, April 
25; 1841, May 8; 1842, May 4; 1843, May 8. Abundant; migratory. 
82. Tyrannula flaviventris, Baird, Yellow-bellied Fly-catcher. 1840, 
late in May; 1841, late in May% 1842, lat in May; 1843, May 9. 
- Abundant ; migratory. 
83. yeawols minima, Baird,t Least Fly- catcher. 1841, May 4; 
1842, April 29; 1843, May 2. Abundant; migrator 
84. Tyrannula Trailli, Aud., Traill’s Fly-catgher ™ “1841, May 22; 
1842, May 17; 1843, May 20. Rather common; migratory 
- 85, Pernnnin virens, Linn.,t Wood Pewee. 1840, May 18; 1841, 
May 10; 1842, May 9; 1843, May 8. Abundant; migratory. 
86. Pyrahnuila fusca, Gm.,t Pewee. 1840, April 2; 1841, March 
4; 1842, March 10; 1848, April 1. Abundant; migratory. 
87. Tyrannus Cooperi, Bon., Cooper’s Fly-catcher. 1848, May 6. 
Very rare ; migratory. 
88. Tyrannus intrepidus, Vieill.,+ King-Bird. 1841, May 1; 1842, 
April 28; 1843, April 22. Abundant; migratory. 
89. Tyrannus crinitus, Linn.,t Great-crested Fly-catcher, 1840, 
April 25; 1841, May 1; 1842, April 25; 1843, April 28. Abundant; 
migratory. 
90. Icteria viridis, Gm.,t ain ats Chat. 1841, May 18; 
1842, May 19. Rare; migra 
91. Vireo Sisitrona; Vieill. Sad toned ait 1840, May 13; 
1841, May 12; 1843, May 6. Common; migrato 
92. Vireo solitarius, Vieill.,t Solitary Vireo. ‘pan: April 21; 1842, 
April 21; 1843, April 28. Abundant; migratory. 
93. Vines gilvus, Vieill.,t Warbling Vireo. 1840, April 24; 1841, 
April 28 ; 1842, April 30; 1843, April 28. Very common; migratory. 
94, Miesoapien olivacea, Linn.,t Red-eyed Vireo. 1840, May 13; 
1841, May 12; 1842, May 9; 1843, May 6. Abundant; migratory. 
* 
