BIRDS OF ONTARIO. 



63 



Genus CHONDESTES. 



(*) (55-] Lark Sparrow. 



(Chonaestes grammacus.) 

 A regular, but not a common, summer resident of some localities in 

 southern Ontario. I find a few pairs near Toronto every season. 

 Breeds where it occurs. 



Genus ZONOTRICHIA. 



(554) White=crowned Sparrow. 



(Zonotrichia leucophrys.) 



A common migrant, arriving about the tenth of May and soon pass- 

 ing northward, returning towards the end of September and departing 

 southward late in October. 



Breeds in the far north. 



White-throated Sparrow. 



(55^) White=throated Sparrow. (Peabody.) 

 (Zonotrichia albicollis.) 



Very abundant during the migrations and a regular, though not a 

 common, summer resident in southern Ontario, where a few pairs always 

 remain to breed. 



Arrives about the end of April, departs southward early in October. 



