BIRDS OF MAINE. 77 



should not be more numerous in a given chimney under favorable 

 circumstances. This species also attaches its nests to the inner 

 walls of barns and other buildings when no chimney is convenient, 

 and I suspect that in isolated parts of the state the ancient custom, 

 in vogue before the advent of civilization, of placing the nest 

 against the inner wall of a hollow tree, is still adhered to. 



County Records. Audroscoggiu, "abundant summer resident" (John- 

 son); Aroostook. "seen at Fort Fail-field" (Batchelder, Bull. Xutt. Orn. 

 Club, Vol. 7, p. 150) ; Cumberland, k> eommon summer resident" (Mead) ; 

 Franklin, ''common summer resident" (Swain); Hancock, "summer 

 resident" (Murch) ; Kennebec, "abundant summer resident" (Gardiner 

 Branch); Knox, summer resident" (Rackliff); Oxford, "breeds com- 

 monly" (Xash) ; Peuobscot, "abundant in the settled parts of the county" 

 (Knight); Piscataquis, "common summer resident" (Whitman); Saga- 

 dahoc, "common summer resident" (Spinney) ; Somerset, "common 

 summer resident" (Morrell) ; Waldo, "common summer resident" 

 (Knight): Washington, "abundant summer resident" (Boardman) ; 

 York, "common summer resident" (Adams). 



Suborder TROCHILI. Hummingbirds. 



Family TROCHILID^E. Hummingbirds. 



Genus TROCHILUS Linnaeus. 



Subgenus TROCHILUS. 



187. (428). Trochilus colubris Linn. Ruby-throated Hum- 

 mingbird. 



Common summer resident everywhere through the state, but per- 

 haps occurring in slightly greater abundance in the southern part. 



County Records. Audroscoggin, "fairly common summer resident" 

 (Johnson) ; Aroostook, "seen at Fort Fairfield" (Batchelder, Bull. Nutt. 

 Orn. Club, Vol. 7, p. 150); Cumberland, "common summer resident" 

 (Mead); Franklin, "common summer resident" (Swain); Hancock, 

 "summer resident" (Murch) ; Kenuebec, "common summer resident" 

 (Gardiner Branch) ; Knox, "summer resident" (Rackliff) ; Oxford, 

 "breeds commonly" (Nash) ; Penobscot, "fairly common summer resi- 

 dent" (Knight) ; Piscataquis, "common" (Homer) ; Sagadahoc, "com- 

 mon summer resident" (Spinney) ; Somerset, "quite common summer 

 resident" (Morrell) ; Waldo, (Spratt) ; Washington, "abundant summer 

 resident" (Boardman); York, "summer resident" (Adams). 



