420 



Key to Plate No. 16 Plate No. 16 -* 



WINTER PLUMAGES 



(A) KEDHEAD, adult male, 



(B) REDHEAD, adult male wing. 



(C) REDHEAD, adult female. 



(D) REDHEAD, adult female wing. 



Chief distinguishing features of REDHEAD: MALE, (a) Hind toe with 

 lobe, (b) high-domed head, with abrupt forehead, (c) bright reddish-chest- 

 nut head and upper neck, (d) bill short, about half as wide as long. 

 FEMALE, (a) Hind toe with lobe, (b) yellowish-brown head, with whitish 

 ohin, (c) abrupt forehead ,(d) short broad bill, (e) pearl-grey speculum. 



(E) CANVAS-BACK, adult male. 



(F) CANVAS-BACK, adult male wing. 



(G) CANVAS-BACK, adult female. 



(H) CANVAS-BACK, adult female wing. 



Chief distinguishing features of ^CANVAS-BACK : MALE, (a) Hind toe 

 with lobe, (b) sloping forehead and* elongated head, (c) head and full 

 length of neck, red, (d) bill as long as head. FEMALE, (a) Hind toe with 

 lobe, (b) sloping forehead and elongated head, (c) bill as long as head. 



Autumn Plumages, Plate No. 17. 

 Downy Young, Plate No. 34. 



Text : Redhead, page 230 ; Canvas-back, page 241. 



