70 



KEY TO THE BIRDS OF EASTERN NORTH AMERICA. 



Head, cinnamon brown; upper breast aud back, ashy gray, not barred; speculum, 

 white (female) ; very similar to female Barrow's Golden Eye, but slightlj' smaller, much 

 more common than the next species, on the Atlantic coast. 



Olmicionetta elangnla ampricana. American Golden Eye. Whistler. 



See No. 108. 



Head, cinnamon brown; upper breast and back, ashy gray, not barred; speculum, 

 white (female) ; very simib r to preceding species, Imt slightly larger. 



Olaurionetta islandica. Barrow's Golden Eye. 

 See No. 109. 



Head, rufous brown ; crown, Idaekisli : breast, black ; 



lower back, ashy white, tiuel}' lined with black (uiaie) ; liill, very 

 differe'nt from that of Red-head. (S^-e cut.) 



Aythya vallisneria. Canvas=back Duck. 



See Xo. 104. ^ 



Aythya vallisneria. 



Head, neck, and upper breast, dull cinnamon brown, palest on throat; lower hack, 

 dull brown, barred w ith fine, wavv, white lines (female) ; easily distinguished by shape of bill. 

 (See cut.) At/tht/a valUsnerin. Canvas=back Duck. 



See No. 104. 



Head, reddish brown; crown, not l)lackish; breast, black; 

 lower back, grayisli, linely lined with black (male) ; bill, very differ- 

 ent from that of Canvas-back. (See cut.) 



Aythya americnna. Red^headed Duck. 



See No. 10.3. 



Aythya americana. 



Section 3. Hind toe, with well defined membraneous lobe 

 or flap ; belly, not white ; more or less white, or gray= 

 ish white, on head. 



General plumage, black ; a patch of white oti front of crown 

 and nnpe; bill, large, marked with orange, red, black, and white; 

 ni) white on wings (male). 



Oidomia perspicillatn. Surf Scoter. Skunk=head Coot. 



See No. 121. 



General plumage, brown; top of head and wings, dark; a sjiot of dull white at base of 

 bill and behind eye; no white on wings (female). 



Oklemia perspicillata. Surf Scoter, Skunk=head Coot. 



See No. 121. 



Top and sides of head, white; a patch of greenish in front of eye; throat, black; all 

 wing coverts, white (male). Eniconetta steUeri. Stellers' Duck. Stellers' Eider. 



See No. 114. 



