ANNOTATED List oF SPECIES 47 
April 16 to October. 
Amherst: “Common summer resident.’’ Berkshire: “Summer resi- 
dent. Not abundant.” Bristol County: “Common summer resident.” 
Brookline: “ A summer resident.” Cambridge: Common summer resi- 
dent. Cohasset: “ Abundant summer resident.” Dedham: “Common.” 
’ Essex County: “Summer visitant. Common.’ Ipswich: ‘Summer 
resident. Common.” Springfield: ‘ Abundant summer resident.” Tem- 
pleton: “Common summer resident.” Wellesley: ‘‘Common summer 
resident.” ; 
110. Ardetta exilis (Gmel.). Least BITTERN. 
A not uncommon, but very local summer resident, mainly near 
the coast. 
April 15 to September 1. 
Amherst: “One instance. Northampton.’ Brookline: “ Formerly a 
summer resident.” Cambridge: Rather common summer resident. Ded- 
ham: “Five taken....in 1874.” EssexCounty: ‘‘May. Rare.” Spring- 
field: “ Rare.’ Wellesley: “ Rare or scarce summer resident.’’ 
111. Botaurus lentiginosus (Montag.). AMERICAN Birt- 
TERN. 
A somewhat local, but fairly common summer resident. Casual 
in winter. 
(January 5) March 31 to November 11 (December 30). 
Amherst: ‘A rare but regular summer resident.’ Berkshire: ‘‘ Not 
common summer resident.” Bristol County: “Uncommon summer resi- 
dent, more common in migrations.’ Brookline: ‘‘ An uncommon mi- 
grant.” Cambridge: Not common summer resident. Cohasset: ‘‘ Rather 
common.’’ Dedham: ‘ Rather common.’ Essex County: “ Summer 
visitant. Common.” Ipswich: ‘‘Common summer resident.” Nan- 
tucket: ‘““Common.” Springfield: “Common summer resident.” Tem- 
pleton: ‘‘ Summer resident.” Wellesley: ‘‘ Not common summer resident.” 
112. Olor columbianus (Ord). WHISTLING Swan. 
Although “not uncommon” two centuries ago, it is now only 
accidental. The recent records are: /Vahant¢, a specimen in the 
mounted collection of the Boston Society of Natural History, with- 
out data, is probably the one referred to by Brewer (1879) and 
Mr. William Brewster’ as having been shot about 1864 by a Mr. 
Taylor ; /pszwech, seen occasionally by Mr. F. E. Le Baron ‘ in for- 
1 Brewster ; Bull. Nutt. Orn. Club, Vol. IV, No. 2, Apr., 1879, p. 125. 
