ORDER PALMIPEDES. 621 



Avings, and tail, black ; centre of wings, metallic-green ; 

 female, paler ; wings, brown ; end of secondaries, 

 white ; head with a black centre, and two black eye- 

 streaks. Mus. Brit. India, 



Radjah Duck. Anas Radjah, Lesson Voy. Coq. t. 

 49, Anas Leucomelas, Garnot. 



Head, neck, and eldest, front of belly, part of wings, 

 and tips of wing-coverts, white -, part of wing, black- 

 ish ; mirror, shining-green. Bourou. 



There is one among the number, whose feet are 

 only semipalmated. 



The genus Anseranas, Lesson. 



Semipalmated Goose, Lath., An. Semipalmata, Lath., 



Sup. t. 139, Cuv. Mem. du Mus. 1827. 

 Head, neck, back, wings, tail and thighs, deep-brown ; 

 the rest white. New Holland. 



See also Hawksbury Duck, Lath., Supp. front. 

 Anas Jubata, Lath., Black and White Goose, Anas 

 Melanoleuca, Lath., all from New Holland. 



Finally, among tliose with no notable distinction, 

 we have, especially in winter, 

 Gadwal Duck, An. Strepera, L. Enl. 958, Naum. 1. 



c. 45, f. 65, Wilson Am. viij. t. 71, f. 1. 

 Reticulated, and narrowly striped with blackish ; the 

 wings red, with a green and white spot. The cap- 

 sule of the trachea is small. 



An. Penelope* L. Enl. 825, 

 Frisch. 164 and 169, Naum. f. 72 and S. 



With narrow blackish stripes ; the breast vinous ; 



* The Greek name of a duck with a red head. 



