I16 BirRDS OF MASSACHUSETTS 
317. Xanthocephalus xanthocephalus (Bonap.). YELLow- 
HEADED BLACKBIRD. 
Accidental from the west. ‘There are three records : Lastham, 
two taken by a Mr. Loudon September 10, 1877 ;1 Watertown, one 
in immature plumage was taken by Frank Sanger on October 15, 
1869 ;* Monomoy Island, a female taken on September 8, 1897, by 
Mr. W. B. Revere.3 
318. Molothrus ater (Bodd.). Cowsirp. 
A common summer resident, wintering occasionally at Belmont, 
Watertown and Fresh Pond, Cambridge, and perhaps elsewhere 
in suitable localities. 
(March 1) March 11 to October 21; Winter.‘ . 
Amherst: ‘*‘Common summer resident.” Berkshire: “ Fairly common 
summer resident.” Bristol County: “Rather common summer resident.” 
Brookline: ‘Common summer resident.” Cambridge: Very common 
summer resident. Occasional in winter. Cohasset: “Common.” 
Dedham: ‘‘ Common.” Essex County: “Summer visitant. Common.” 
Ipswich: ‘‘Common summer resident.” Martha’s Vineyard: “ Uncom- 
mon summer resident.” Springfield: ‘‘ Rather common summer resi- 
dent.” Templeton: ‘‘Not common summer resident.’ Wellesley: 
‘** Common summer resident,.... sometimes winters.” 
319. Dolichonyx oryzivorus (Linn.). BOBOLINK. 
A common summer resident, in some localities abundant, but on 
Cape Cod apparently absent. 
(April 27) May 1 to September 29. 
Amherst: “Common summer resident.” Berkshire: ‘Very com- 
mon summer resident.” Bristol County: ‘*‘Common summer resident.” 
Brookline: ‘‘Common summer resident.’ Cambridge: Very common 
summer resident. Cohasset: ‘“ Numerous.” Dedham: “ Common.” 
Essex County: “Summer visitant. Common.’ Ipswich: “ Abundant 
summer resident.”” Martha’s Vineyard: “ Transient.” Springfield : 
“Abundant. summer resident,” Templeton: “Common in summer.” 
Wellesley: “Common summer resident.” 
1 Allen; Proc. Essex Inst., Vol. X, 1878, p. 18. 
? Maynard ; Nat. Guide, 1870, p. 122. 
3 Bishop; Auk, Vol. XVIII, No. 2, Apr., 1901, p. 195. 
‘Spelman; Bull. Nutt. Orn. Club, Vol. VIII, No. 2, Apr., 1883, pp. 121, 
122, Chadbourne ; Auk, Vol. V, No. 2, Apr., 1888, p. 207, and Faxon; Auk, 
Voli Vil, No. 1 Jan., 1889) p.72% 
