ORNAMENTAL WATERFOWL. 201 
same type as that of the Common Pochard (Fuiigula ferina) 
and Crested Pochard (Fufigula rujina), being mostly composed 
of membrane. 
Male.—Head and neck metallic purple and peacock 
blue; breast violet-blue of various shades; back and sides 
brown, with blue reflections paling into ash ; flanks grey, finely 
pencilled with black ; wing-bar metallic green, bordered with 
white and black ; under parts grey and white ; bill bright rose- 
pink, with crimson protuberance at the base ; eyes rosy-scarlet ; 
feet dark orange. 
Female.—Head and upper body chestnut, fading to 
fawn ; edge of shoulders white; sides and breast chestnut- 
brown ; under parts yellowish-white ; bill dull slate-colour ; eye 
orange-brown, with red tinge ; legs dark orange. 
Young.—lIn feather, has the head dark brown ; back of 
neck, back, and rump blackish ; tail and throat brown ; chest 
and abdomen whitish, splashed with brown ; bill and legs lead 
colour. 
Egg.—Round, rather small, and of a dirty white colour. 
July—-September. Incubation, twenty-eight or thirty days. 
Nest Down.—Very dark brown, nearly black ; long 
dark tips. 
GENUS WYROCA. 
This genus includes nine species, nearly all of which have 
“been imported alive, or are known on our coasts. 
COMMON OR RED-HEADED POCHARD. 
(Nyroca fertna, Fuligula ferina). 
The male of this bird, which is often called the ‘“ Poker,” 
“ Red-head Poker,” or “ Diver,” while the duck is known as 
the “Dun Bird,” is a winter visitor to Great Britain, arriving 
