BIRDS OF ONTARIO. 61 



A common summer resident. Breeding in the interior. 

 Arrives early in May, departs at the end of September. 



259 Myrtle Warbler, (yellow-rumped Warbler.) 

 (Dendroica coronata.) 



A very abundant summer resident. Breeds in the interior. 

 Arrives towards the end of April, departs about the end of the 

 first week in October. 



260. Magnolia Warbler. 



(Dendroica maculosa.) 



A common migrant in spring and autumn. Probably breeds in 

 the interior. 



Arrives early in Maj , departs about the end of September. 



261. Cerulean Warbler. 



(Dendroica rara.) 



A regular but rare summer resident. Breeds throughout its range 

 in the Province. 



262. Chestnut-sided Warbler. 



(Dendroica pensylvanica.) 



A common summer resident. Breeds throughout its range in the 

 Province. 



Arrives early in May, departs early in September. 



263. Bay-breasted Warbler. 



(Dendroica castanea) 



A regular but never a common summer resident. Breeds in the 

 interior. This species is most frequently seen in the spring. I have 

 seldom met with it in autumn. 



Arrives early in May, departs at the end of September. 



264 Black-poll Warbler. 

 (Dendroica striata ) 



A regular but not generally a common migrant in spring and 

 autumn. Probably breeds in the northern part of the Province. 



Arrives about the twentieth of May, departs at the end of Sep- 

 tember. 



265. Blackburnian Warbler. 

 (Dendroica blackburnicT.) 



A tolerably common spring and autumn migrant in Southern 

 Ontario. Probably breeds in the interior. 



