14 LIST OF ILLUSTRATIONS. 



PORTRAITS OF SPECIES. 



PAGE 



American Swan 34 



Trumpeter Swan 36 



Blue Goose 43 



Lesser Snow Goose 46 



Greater Snow Goose 48 



Ross's Goose 51 



White-fronted Goose 53 



Canada Goose 56 



HuTCHiNs's Goose 57 



White-cheeked Goose 57 



Cackling Goose 59 



Barnacle Goose 65 



Brant 67 



Black Brant 69 



Emperor Goose 72 



Black-bellied Tree Duck 76 



Fulvous-bellied Tree Duck 79 



Mallard 87 



Black Duck or Dusky Duck 92 



Florida Dusky Duck 95 



Mottled Duck 97 



Gadwall 103 



European Widgeon 107 



American Widgeon, Bald-pate no 



European Teal 116 



Green-winged Teal 118 



Blue-winged Teal 122 



Cinnamon Teal 126 



Shoveller 131 



Pintail 134 



Wood Duck 139 



Rufous-crested Duck 145 



Canvas-back Duck 137 



Redhead Duck 160 



Broad-bill 164 



Little Black-head 167 



