8. Mallard Duck. 
\ 
= 9. Cayuga Black Duck. 
os 
a2 10, Spottcd-%illed Duch. 
Ri) 
に os 11. Luropean Widgeon. 
5 < 且 
aan 12. Baldpate Duck or American Widgeon (N. America). 
ak, 
Bea 
1 の 13. Japanese Teal. 
ae me > 14. Green-winged Teal( Whole of N. America. A common wigrant 
に in L[llinois). 
i » < 
リ 
15. Blue-vinged Veal. 

16. Cinnamon Tcal(N.& S. America), 
Key to lying Caze. 
17. Chestnaut-drcastel Teal. 
1. Herring Gull (Common on Lake Michigan). 
18. Ruddy Sheldrake. 
2. Gannet (North Atlantic coast. Winters from N. Carolina to 
; 19. A°yyptian Goose. 
Gulf of Mexico and on coasts of N. Africa,). 
20, Shoveller Duck (N. & Central America). 
8° Srake-dird or Anhinga ‘Tropical America). 
21, Pintail Duck. > 
4, Double-crested Cormorant (Heastern N, America, A summer re- 
= 22. Bahama Duck. 
sident in ill.). 
6 23. Wool Duck or 27ce Duck (‘Temperate N. America}. 
5. Huropean Pelican. 
ae c 5 : 8 24. Mandarin Duck. 
6. White Pelican (Temperate N. America, Not an uncommon mi テ 2 
erant in Tllin ois). : 26. Red-crested Pochard. 
7. Brown Pelican (Atlantic coast of Tropical America). 26. Redhead Duck (N. America in general). 
