258 BIRDS OF BERMUDA. 
152. Fuligula collaris, (Don.) Bp. Ring-necked Duck. 
Anas collaris, Donovan. 
Fuligula collaris, Bp., Gray, Blas., Schl., Degl., Gerbe, Turnb., Coues. 
Fuliz collaris, Bd., Bryant, Verr., Coues, Saly., Dress., Gundl., Aiken, Trippe, 
Snow, and of most United States writers. 
Marila collaris, Bp. 
Anas fuligula, Wils., Temm. 
Anas (Fuligula) rufitorques, Bp. 
Anas rufitorques, Ord, Schl. 
Fuligula rufitorques, Bp., Sw. & Rich., Nutt., Aud., Eyt., Gir., De Kay, Gosse, 
Cass., Maxim. 
Length, 18; wing, 8; tarsus, 1.28. 
Hab.—The whole of North America, breeding far north, wintering in 
United States and beyond; south to Guatemala; Cuba; Jamaica; acci- 
dental in Europe (Coues). 
One was captured, and kept for a short time alive, by Mr. Hurdis, on 
the 13th November, 1850. He was anxious to watch the change of the 
plumage, but the poor bird fell a victim to a cat (Nat. in B., p. 50). 
Genus AYTHYA, Boie. 
153. Aythya vallisneria, (Wils.) Boie. Canvas-back Duck. 
Anas vallisneria, Wils., Dought. 
Fuligula vallisneria, Steph., Bp., Sw. & Rich., Nutt., Eyt., Aud., Gir., De Kay, 
Coues. 
Aythya vallisneria, Boie, Bp., Newb., Bd., Coop. & Suck., Dress., Salv., Dall 
& Bann., and most late writers. 
Nyroca vallisneria, Gray, Woodh., Heerm. 
Aristonetta vallisneria, Bd. 
Anas vallisneriana, Sab. 
Length, 20.10; wing, 9.30; tarsus, 1.70. 
Hab.— Whole of North America; breeds from Northern States north- . 
ward; winters from Middle States southward to Guatemala (Coues). 
Mr. Hurdis purchased a specimen of this Duck from some boys, 
by whom it was captured alive in a marsh near James’s Cottages, on 
the 30th October, 1851. It was destroyed by ants soon afterwards. 
On the 23d November following he observed a very fine specimen 
in White’s Marsh. 
Genus CLANGULA, Flem. 
154. Clangula glaucion, Brehm. Golden-eye. 
Anas clangula, Linn., Scop., Forst., Gm., Lath., Ill., Wils.. Temm., Leach., 
Vieil., Naum., Schl., Swinh. 
Clangula clangula, Boie. 
Glaucion clangula, Kaup, Keys. & Blas. 
Fuligula clangula, Bp., Nutt., Aud., Gir., Degl., Maxim., Finsch. 
Bucephala clangula, Coues. 
