APPENDIX. 467 



Yellow-bellied Fly-catcher. Empidonax flaviventris. 



" Rare. It arrives in the middle of April, on its way north. 

 Dr. Slack found it breeding near Trenton " (Turnbull). 



Whip-poor-will. A ntrostomus vociferus. 

 Common. May to August, both inclusive. 



Night-Hawk. Chordeiles Virginiamis. 

 Common. April to September, both inclusive. 



Chimney-Swallow. Chcetura pelagica. 

 Common. April to October, both inclusive. 



Humming-Bird. Trochilm colubris. 



Common. Arrives as soon as the weather has become settled 

 and fairly warm, and remains until frost, or until about the middle 

 of October. 



Kingfisher. Ceryle alcyon. 



Both resident and migratory. Abundant. 



Yellow-billed Cuckoo. Coccygus Americanus. 



Common. Arrives early in spring and remains until October 1st. 



Black-billed Cuckoo. Coccygus erythrophthalmus. 



Not as common as the preceding. " It frequents the borders of 

 small streams " (Turnbull). 



Hairy Woodpecker. Picus villosus. 

 Common. Resident. 



Downy Woodpecker. Picus pubescens. 

 Common. Resident. 



Yellow-bellied Woodpecker. Sphyrapicus varius. 

 Common. Resident and partly migratory. 



Red-bellied Woodpecker. Centurus Carolinus. 

 Not common. Migratory. 



Red-headed Woodpecker. Melanerpes wythrocephalus. 

 Common. Apparently migratory. 



Flicker. Colaptes auratus. 

 Common. Irregularly migratory. 



