96 BIRDS OF MASSACHUSETTS 



County: "Common transient visitant." Brookline : "Common migrant." 

 Cambridge: Very common transient visitant, occasionally one or two 

 may winter. Cohasset : "Rather uncommon migrant." Dedhani : 

 '"Common migrant." Essex County: "Summer visitant. Common. 

 Occasionally seen in the winter." Martha's Vineyard : " Uncommon 

 summer resident about Tashmoo Lake." Springfield: "Common 

 migrant, and rare summer resident/' Templeton : " A rare summer resi- 

 dent, common as a migrant." Wellesley : "Common migrant, rarely 

 breeds." 



261. Hylocichla ustulata swainsonii (Cab.). OLIVE- 

 BACKED THRUSH. 



A common spring and autumn migrant, and in the higher por- 

 tions of Berkshire County not an uncommon summer resident. 



(April) May 3 to June 7 ; September 20 to October 21. 



Amherst: " Rare and irregular migrant." Berkshire; "Not uncom- 

 mon summer resident.. . . In the low country known only as a spring and 

 autumn migrant." Bristol County: "Rather common transient visit- 

 ant." Brookline : " Common migrant." Cambridge: Common transient 

 visitant. Cohasset: " Not rare migrant." Dedham : "Rather common 

 migrant." Ipswich: "Uncommon transient visitant." Springfield: 

 "Common migrant." Templeton: "Common migrant." Wellesley: 

 "Common migrant." 



262. Hylocichla alicise Baird. GRAY-CHEEKED THRUSH. 

 An uncommon, if not rare, spring and autumn migrant. 

 May 17 to June 3 ; September 15 to October 9. 



Berkshire: " Rare transient visitant." Bristol County : "Uncommon 

 transient visitant." Brookline : " Rare migrant." Cambridge: Uncom- 

 mon transient visitant. Dedham : One instance. Springfield : " Rare 

 late spring and early autumn migrant.' 1 Wellesley : " Rare or scarce 

 migrant." 



263. Hylocichla aliciae bicknelli (Ridgw.). BICKNELL'S 

 THRUSH. 



A not uncommon spring and autumn migrant, and a very rare 

 summer resident on the summit of Greylock Mountain in Berk- 

 shire County. 1 



May 2 to 25 ; (Summer); October 5 to 25. 



1 Faxon ; Auk, Vol. XII, No. 4, Oct., 1895, PP- 39 2 > 393- 



