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GAD WALL. 
Guauliodus, Sicainson . — Generic characters . — 
Bill long, rather depressed, of equal width 
throughout ; lamina) strong, developed, and 
visible externally ; nostrils pierced through ; 
wings long, accuminated; tail rounded, up- 
per and under covers nearly equalling it in 
length. 
Types. — G. strepera, &c. Europe, Asia, Africa, 
America. 
Note . — Habits fluviatile and lacustrine, divine in 
search of prey. Form not known in the Poly- 
nesian Archipelago. 
The Gadwall, Chauliodus strepera, Swain- 
son. — Anas strepera , Linn., fyc. — Canard Chipeon 
ou Rideau, Temm. — Gadwall, or Grey of British 
authors . — From the rarity of the Gadwall in Britain 
we have had little opportunity of observing its ha- 
bits, and have only seen it recent in the shops of 
the London poulterers in spring, or living in one or 
two instances on the “ Meers” of Holland, during 
a short excursion through that country. The latter 
were in small parties upon the water, feeding by 
constantly diving, which they appeared to do freely, 
though remaining under water for only a short pe- 
riod. According to Temminck, it is abundant in 
that country, breeding in the marshes. In Ireland 
it is said to be hut rarely met with, and we do not 
recollect of any instance of its occurrence in Scotland, 
though lately specimens have been seen, we believe, 
