18 NORTH AMERICA X DUCKS, GEESE, AND SWANS. 
Western Species, with Eastern Limit of Regular Range. 
Cinnamon teal, Querquedula cyanoptera 
I \\A\ 
Steller eider, Polysticta stelleri (Alaska). 
Spectacled eider, Arctonetta fischeri 
(Alaska . 
Pacific eider, Somaieria v-nigra (Macken- 
zie). 
Ross goose, Chen rossii i Hudson Bay). 
White-cheeked goose, Branta canadensis 
occidt ntalis | Nevada). 
Cackling goose, Branta canadensis minima 
lifornia |. 
Black brant, Branta nigricans I Nevada 
and Mackenzie). 
Emperor goose, PhilacU canagica 
• Alaska). 
Southern Limits of Species whose Winter Range extends Soutb of the United 
S'lA I |>. 
American merganser, Merganser ameri- 
canus I Mexico, accidental). 
Red-breasted merganser, \ferganser ser- 
rator (Mexico). 
Hooded merganser, Lophodytes cucullatus 
(Mexico). 
Mallard, Anas boschas (Panama). 
Black duck, Anas obscura (Jamaica, acci- 
dental). 
(.iadwall, Chaulelasmus streperus (Mexico). 
Baldpate, Mareca americana (Costa Rica). 
Green-winged teal, Nettion carolinense 
(Honduras). 
Blue-winged teal, Querquedula discors 
(Chile). 
Cinnamon teal, Querquedula cyanoptera 
(Patagonia). 
Shoveler, Spatula clypeata (Colombia). 
Pintail, Dafila acuta | Panama). 
W 1 duck, Aix sponsa (Mexico). 
Redhead, Auilujaamericana (Mexico). 
Canvasback, Aythya vallisneria (Guate- 
mala, accidental). 
Scaup duck, Aythya marUa (Bahamas). 
Lesser scaup duck, Aijthya qffinis (Pan- 
ama). 
Ring-necked duck, Aythya coUaris i < ruate- 
mala). 
American golden-eye, CUmgula dangula 
arm ricana | Mexico). 
Buffle-head, ( haritom tta alh ola I Mexico i. 
White-winged scoter, Oidemia deglandi 
(Mexico). 
Surf scoter. OidemmperspiciUaia (Mexico). 
Ruddy duck, Erismatara jamaicensis 
(Costa Rica, accidental). 
Masked duck, Nomonyx dominions (Ar- 
gentina). 
Lesser snow goose, Chen hyperborea (Mex- 
ico). 
American white-fronted goose, Anser albi- 
frons gambeli I Mexico). 
Hutchins goose, Branta canadensis hutch- 
insii (Mexico). 
White-cheeked goose, Branta canadensis 
occidental ix ( Mexico). 
Black brant, Branta nigricans (Mexico). 
Black-bellied tree-duck, Dendrocygna au~ 
tumnalis I Panama). 
Fulvous tree-duck, Dendrocygna fulva 
(Argentina). 
Whistling swan, Olor columbianus (Mex- 
ico). 
SIMM \KY. 
Species breeding regularly in the northern United states 
Southern species ranging north to the southern United states.. 
Species breeding in the United states , 
Species wintering in the United states bul breeding northward 
Species breeding or wintering in the United states 
Species breeding and w intering north of the United State* — 
Speci.s breeding chiefly north of the Arctic Circle 
Species breeding in the United States and northward 
European species straggling to North America 
Species occurring in the United states and northward 
Southern species nol ranging north to t he United states 
Total aperies and subspecies in North America 
19 
5 
24 
24 
48 
5 
15 
53 
11 
64 
7 
71 
