62 BIRDS OF MASSACHUSETTS 
162. Accipiter atricapillus (Wils.). AMERICAN GOSHAWK. 
An irregular winter visitant, sometimes common. According to 
Dr. J. A. Allen it may breed in the western part of the State, 
where individuals have been seen, and Mr. C. J. Maynard 
records a pair which spent the summer of 1868 at Weston, but 
he was unable to find a nest. Large flights occurred in the 
winters of 1859~—’60 and 1896-97. 
October 20 to February 5. 
Amherst: “ Not rare late in fall.” Berkshire: “Rare, irregular visit- 
ant.” Bristol County: ‘Irregular and rather rare winter visitant.” 
Cambridge: Irregular and uncommon winter visitant. Dedham: One 
instance. Essex County: ‘“ Resident. [?] Rare.” Martha’s Vineyard : 
“A rare migrant.’ Springfield: “Irregular winter visitor .... not 
generally common. Templeton: “ Rare winter visitor.” Wellesley : 
“Irregular visitor in tall and winter.” 
163. Accipiter velox (Wils.). SHARP-SHINNED Hawk. 
A common spring and autumn migrant, uncommon as a sum- 
mer resident and in winter. 
Amherst: “Common migrant.” Berkshire: “ Not common summer 
resident.” Bristol County: ‘* Permanent resident, rather common in 
summer ; common on migration, few in winter.” Brookline: ‘“* Uncom- 
mon summer and winter resident.’ Common migrant. Cambridge : 
Common transient visitor, rare summer resident, uncommon winter resi- 
dent. Cohasset: ‘‘Common resident.” Dedham: ‘‘ Rather common.’’ 
Essex County: ‘“ Resident. Not abundant.’ Ipswich: “Rather com- 
mon.” Martha’s Vineyard: “ Uncommon migrant and probable summer 
resident.”’ Springfield: ‘Common spring and autumn visitor.’? Occa- 
sionally breed; often seen in winter. Templeton: ‘‘Common summer 
resident. Occasional in winter.’’ Wellesley: ‘* Rather common sum- 
mer resident, .... rare winter resident.”’ 
164. Accipiter cooperii (Bonap.). Cooprr’s Hawk. 
A rather uncommon spring and autumn migrant, and uncom- 
mon summer resident ; rare in winter. 
Amherst: “Common summer resident.’”? Berkshire : “ Rare summer 
resident.” Bristol County: “Permanent resident, common in summer, 
few in winter.”’ Brookline: ‘‘Common summer resident and migrant.” 
Cambridge: Common transient visitant, not vncommon summer resi- 
dent, rare winter visitant. Cohasset: ‘‘ Rather uncommon resident.” 
Dedham: “Common.” Essex County: “ Winter. Very rare.’ Ipswich: 
‘*“Uncommon.’? Martha’s Vineyard: “Common summer resident.’ 
| 
