the Birds of Japan. 213 



29. Anas boschas^ L. " Magamo.'^ 



Very abundant in Tokio in the moats in winter, but does 

 not stop there to breed. Some breed in Yezo ; but greater 

 numbers go further north with other Ducks. Japan generally. 

 (Swinhoe, Ibis, 1877, p. 146.) 



30. Anas zonorhVncha, Swinh. '^ Karu-gamo." 

 Anas poecilorhyncha, F. J. 



Common in Yezo and Tokio. It breeds freely about Ka- 

 wasaki and Susaki, Tokio Bay. A nest of eggs was found in 

 April among water-plants on the lake at Uyino Park, Tokio. 

 (Swinhoe, Ibis, 1874, p. 164.) 



Yezo, Tokio, Yokohama. 



31. Aix GALERTCULATA (L.). " Oshidori," 



Very common on small streams. It formerly built in the 

 trees in Uyino Park, Tokio. Breeds in Yezo. (Swinhoe, Ibis, 

 1875, p. 457.) 



Yezo, Oyama, Tokio. 



32. Casarca rutila (Pall.) . " Higan." 



This bird is figured in native books ; we have been shown 

 the wing-feathers ; but no specimens yet obtained. Given 

 in the ' Fauna- Japonica ' list. 



Tokio. 



33. Tadorna cornuta (Gmel.). '^ Tsukushi-gamo." 

 This is also given in the ' Fauna- Japonica ' list, and figured 



in native books. 



34. Mareca PENELOPE (L.) . " Hidori.^^ 



Swarms in the winter in the Tokio moats. Common in 

 Yezo in spring and autumn. (Swinhoe, Ibis, 1875, p. 457.) 



35. Dafila ACUTA (L.). " Onaga-gamo.^^ 



A very common bird in winter in Tokio ; passes Hakodate 

 in spring and autumn. (Whitely, Ibis, 1867, p. 207.) 

 Yezo, Tokio, Yokohama. (Swinhoe, Ibis, 1877, p. 147.) 



36. QuERQUEDULA CRECCA (L.). '^ Ko-gamo.'^ 



Very plentiful about Tokio in winter ; some remain during 

 winter in Yezo. (Whitely, Ibis, 1867, p. 207 ; Swinhoe, Ibis, 

 1877, p. 147.) 



Yezo, Yokohama, Tokio. 



