Chaulelasmus l^onaparte (1S38), 



95. Chaulelasmus streperus (L.) Oknyoshi-gavw. 



1758. Anns st)cpcra L., Syst. Nat., cd. X, I, p. 125 (Sweden). 

 Gad wall. 



Hab. Kurile Is., Hokkaido, Hondo, PShikoku, Kiusiu, Corea 

 (Keiki Distr.), Quelpart Is. 



Polionetta Oate.s (1899). 



96. Polionetta poecilorliyncha zonorhyncha (Swinhoc) 



Kar7t-gai)io. 



1866. — Anas .■voinvhyuc/m Swinh., Ibis, p. 394 (Ningpo). 



Anas poccilorhyncha zonorJiynclia Swinh., Harlert. 

 Dusky Mallard. 

 Hab. Sakhalien, Kurile Is., Hokkaido, Hondo, Shikoku, Kiusiu, 



Tsushima, South Is. of Satsurna (Tanegashima), Riukiu 



(Okinawa, Ishigaki, Irioniote), Formosa, Corea, Quelpart 



Island. 



Anas L. (1758). 



97. Anas platyrliyncha platyrhyncha L Mao-avio. 



1758. — /bias /y/atyr/iyncJios L., Syst. Nat., ed. X, I. p. 125 



(Sweden — ^). 

 1758. — Anas Jhsc/ias L., op. cit., p. 127 (Sweden — ■^). 

 Mallard. 



Hab. .Sakhalien, Kurile Is., Hokkaido, Hondo, Seven Is. (Hachi- 

 jdjima), Bonin Is., Shikoku, Kiusiu, South Is. ofSatsuma 

 (Tanegashima, Amamioshima), Formosa, Corea, Quelpart 

 Is. 



Pseudotadorna Kuroda (191 7). 



98. Pseudotadorna cristata Kuroda Kanunnn'-fsukushig'amo. 



28 



