843. Anas zonorhyncha

843. Ring-billed Duck.
ANAS ZONORHYNCHA.
Anas zonorhyncha, Swinhoe, Ibis, 1866, p. 394 ; David and Oust. Ois. Chine, p. 496 ; Seebohm, B. Jap. Emp. p. 243 ; Salvadori, Cat. B. Br. Mus. xxvii. p. 211 ; Tacz. F. O. Sib. O. p. 1133 ; A. poecilorhyncha, Temm, and Schleg. Eaun. Jap. Aves. p. 126, pl. 82 (nec. Forst).
Kari-gamo, Jap.
Male ad. (Japan). Not unlike the female A. boscas, but has a superciliary stripe ; sides of the head and throat whitish, the rump and upper tail- feathers uniform dark brown ; lower neck and upper breast dull whitish buff with dusky centres to the feathers ; lower breast and abdomen brown, the under tail-coverts blackish brown ; speculum glossy blue with a greenish tinge ; bill black with the apical portion, except the tip of the nail, yellow ; legs and feet light bright red ; iris yellowish brown. Culmen 2.2, wing 11.6, tail 4.8, tarsus 1.75 inch. Sexes alike.
Hab. Mongolia, Dauria, China, Corea, Japan, and the Kurile Islands.
In its habits it is said to resemble A. boscas. It breeds in South-east Mongolia, northern China and Japan in May or early in June, nesting on the ground, and depositing 5 to 6 eggs, which are ivory-white and measure about 2.13 by 1.55.

BookTitle: 
A Manual Of Palaearctic Birds
Reference: 
Dresser, Henry Eeles. A Manual of Palaearctic Birds. Vol. 2. 1903.
Title in Book: 
843. Anas zonorhyncha
Book Author: 
H. E. Dresser
CatNo: 
843
Year: 
1903
Page No: 
605
Common name: 
Ring Billed Duck
M_ID: 
438
M_CN: 
Eastern Spot-billed Duck
M_SN: 
Anas zonorhyncha
Volume: 
Vol. 2
Term name: 
id: 
10714

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