16 CHECK LIST OF THE 



Mr. Mcllwraith records the capture of two near Hamilton in 1857. 

 I have not heard of any others. 



Sub-order HERODII. Herons, Bitterns, etc. 



Family ARDEID^. Herons, Bitterns, etc. 



Subfamily BOTAURIN^. Bitterns. 



Genus BOTAURUS. 



66. American Bittern. 



(Botaurus lentiginosus.) 



A common summer resident, breeding throughout its range in 

 this Province. 



Arrives about the middle of April, departs about the middle of 

 October. 



Genus ARDETTA. 



67. Least Bittern 



(Ardetta exilis.) 



An adundant summer resident of the larger marshes in southern 

 Ontario, breeding throughout its range. 



68. Cory's Least Bittern. 



(Ardetta neoxena.) 



This species seems now to be a regular summer visitor to the 

 marsh near Toronto. During the last nine years over a dozen speci- 

 mens having been taken there. I have not heard of its capture in any 

 other part of the Province. 



Subfamily ARDEIN^. Herons, etc. 



Genus ARDEA. 



Subgenus ARDEA. 



69 Great Blue Heron. 

 (Ardea herodias.) 



A common summer resident, breeding in communities in the 

 interior of the Province. 



Arrives early in April, departs about the middle of September. 



Subgenus HERODIAS. 



70. American Egret. 



(Ardea egretta.) 



An accidental visitor to our southern border. 



