4 PROCEEDINGS OF THE NATIONAL MUSEUM TOL. 77 



Family ANATIDAE 



GEESE AND DUCKS 

 4. ANSER ANSER (Linnaeus) 



Anas anser Linnaeus, Syst. Nat., ed. 10, 1758, p. 123 (Sweden). 



One female, 157 miles west-northwest of Paotow, Inner Mongolia, 

 April 8. 



5. EULABEIA INDICA (Latham) 



Anus indica Latham, Ind. Orn., vol. 2, 1790, p. 839 (India). 



One male, 60 miles west of Sining, Kansu (southeast corner of 

 Lake Kokonor, Tibet), August 14. 



6. CYGNOPSIS CYGNOroES (Linnaeus) 



Anas cygnoid. Linnaeus, Sys. Nat., ed. 10, 1758, p. 122 (Asia). 



One female, 157 miles west-northwest of Patow, Inner Mongolia. 

 April 10. 



This specimen is smaller and lighter in color above, almost lacks 

 the rusty white frontal band, the flanks are much lighter, and the 

 bill is shorter and narrower than in two males from Shanghai. 

 Whether these differences are sexual or not it is impossible to say 

 with the series at hand. The culmen measures 81; width of bill at 

 base, 25.5 nmi. 



7. TADORNA TADORNA (Linnaeus) 



Anas tadorna Linnaeus, Sys. Nat., ed. 10, 1758, p. 122, (Sweden). 



One female, 170 miles west-northwest of Paotow, Inner Mongolia, 

 April 13. 



8. CASARCA FERRUGINEA (Pallas) 



Anas ferruginea Pallas, Vroeg's Cat., Adumb., 1764. p. 5 (Tartary)- 



One male, Paotow, Inner Mongolia, March 22 ; 1 female, 10 miles 

 northwest, March 27; 1 male, 92 miles northwest, April 2; and 2 

 mates, 107 miles west-northwest of Paotow, Inner Mongolia, April 

 3-4; 1 male and 1 female, 45 miles northwest of Ninghsia, Kansu, 

 May 10 and 22. 



9. ANAS PLATYRHYNCHOS PLATYRHYNCHOS Linnaeus 



Anas platyrhynchos Linnaeus, Syst. Nat., ed. 10, 1758, p. 125 (Sweden). 

 One male, Eastern Tombs, Chihli, January 13. 



10. ANAS POECILORHYNCHA ZONORHYNCHA Swinhoe 



Anas sondrhyncJia Swinhoe, Ibis, 1866, p. 394 (Ningpo). 



One male, Ninghsia, June 3 ; two males and two females, 60 miles 

 south-southwest of Nino;hsia, Kansu, June 7. 



