504 THE BIRDS OF MAINE 



coverts ; white patch near end of inner web of outer tail feathers ; above a 

 general bluish gray or grayish blue, sometimes more blackish blue on back ; 

 the sides of head and the throat black, the black extending along the sides 

 where it is mixed with white ; breast and belly white. Plumage of adult 

 female : olive green above or occasionally slightly bluish tinged ; white spot 

 near end of outer tail feathers fainter and harder to distinguish sometimes; 

 white patch at base of primaries smaller and less readily found ; dirty 

 whitish, sometimes faintly yellowish below. Plumage of immature male : 

 olive brown above in juvenile and bluish gray in first winter plumage ; 

 tinged with yellow on throat and abdomen ; in general similar to adult male 

 but with less black on sides and more greenish washed above. Plumage of 

 immature female : wings duller brown than in adult ; yellower below ; in 

 general very similar to adult female. Wing 2.58 ; tail 2.15. 



. Geog. Dist. — Breeding from the mountainous regions of Pennsylvania and 

 northern New England to Newfoundland, Quebec, and westward to Michi- 

 gan and northern Minnesota ; migrating southward rarely found west of the 

 Mississippi River save occasionally in Iowa and Missouri, and accidental in 

 Nebraska, Kansas, Colorado and New Mexico; wintering at Key West, 

 Florida, Cuba, Haiti and Jamaica ; accidental in Central and South America. 

 County Records. — Androscoggin ; fairly common migrant, rare summer 

 resident, (Johnson). Aroostook; rather common at Fort Fairfield, (Batch- 

 elder, B. N. O. C. 7, p. 109) ; common summer resident of the Woolastook 

 Valley, (Knight). Cumberland; common migrant, (Mead). Franklin ; rare 

 summer resident, (Swain) ; common summer resident, (Sweet). Hancock; 

 an uncommon fall migrant, (Mrs. W. H. Gardner) : local summer resident, 

 (Knight). Kennebec; summer resident, (Gardiner Branch). Knox; rare 

 migrant, (Rackliff). Oxford; common and breeding at Upton, fMaynard, 

 L. B. C. Co. N. H. & 0. Co. Me. p. 8). Penobscot ; common migrant, locally 

 common summer resident, (Knight). Piscataquis ; common, (Homer). 

 Sagadahoc ; several specimens from October 15 to the last of the month in 

 1899, (Spinney). Somerset ; rare summer resident, (Morrell) ; locally com- 

 mon summer resident of the "great woods," (Knight). Waldo; migrant, 

 rare summer resident, (Knight). Washington; not abundant summer 

 resident, (Boardman). York; migrant, (Adams). 



In the spring migration this species enters the State about 

 May fifteenth, and individuals may be seen in central Maine 

 about May twentieth, while the northern sections are reached 

 a few days later. The species is quite common in migrations, 

 most often being found in rather open, mixed growth, flitting 

 from tree to tree, catching various insects on the wing in imi- 

 tation of a Flycatcher. 



By early June most of the individuals have passed beyond 

 southern Maine, while in the portions of the northern and 



