Bill deep reddish flesh-colour, wfth a to.erably well-developcd knob and broad Iriangaiar spaee between
the bdl and the eye. Breadth o f the black space, including the part behind the knob, 2 inches. Eye
dark brown.
Feet olive-grey, even to the jo in ts ; interdigital membranes darker. Length o f true tarsi 4 i inches;
bare spaee above the joint l i inch ; middle toe and nail 6 i inches ; breadth o f the foot S i inches.
Having disposed o f the Geese and Swans, we naturally turn to the true grass-feeding Ducks, after which
will be noticed those species which almost exclusively feed under the surface o f the w a te r - th e
Fuligulinae &c.
Subfamily ANATINiE.
Genus T a d o r n a .
An Old-World group o f five or six species.
327. T a d o r n a v u l p a n s e r
Vol. V. PI. XI.
S h e l d r a k e .
A stationary species, breeding m the holes o f warrens and sandy wastes by the sea-side.
Genus C a s a r c a .
328. C a s a r c a r u t i l a
...................................................................................................................... Vol. V. PI. XII.
K ud dy S h e ld r a k e .
An occasional and very rare visitant. Among other places, builds in rocks on the borders o f the
Mediterranean.
Genus M a r e c a .
A genus o f which our common Widgeon is the type, and of which an allied species is found in North
America and another in Chili.
329. M a r e c a p e n e lo p e
...................................................................................................................... Vol. V. PI. XIII.
W id g e o n .
A migrant which is plentiful in winter, and sometimes, hut not very regularly, stays to breed in England
and Scotland.
330. M a r e c a am e r ic a n a .
American Widgeon.
An occasional visitant to England. It is not figured.
Genus S p a t u l a .
A well-defined form, comprising about six species, one being found in Australia, another in New Zealand,
others in Chili, and the rest in the northern hemisphere o f both the Old and New Worlds.
331. S p a t u l a c l y p e a t a . . . . . . . . . . . Vol. V. PI. XIV.
S h o v e l l e r D uck .
Frequent in summer, sometimes breeds.
Genus A n a s .
The Wild Duck, which is the type o f this genus, is generally diffused over Asia, Africa, and N orth America.
332. A n a s b o s c h a s Vol. V. PI. XV.
M a l l a r d or W i l d D u c k .
Resident and breeds everywhere. The supposed parent of all our domestic breeds of Ducks.
Genus Q u e r q u e d u l a .
A genus formed for the Teal and Garganey and some allied species in other parts of the world.
333. Q u e r q u e d u l a c r e c c a . . . . . . . . . . . Vol. V. PI. XVI.
T ea l.
Common, resid en t; breeds everywhere.
334. Q u e r q u e d u l a c i r c i a .....................................................................................................................................Vol. V. PI. XVII.
G arganey.
A spring and autumn migrant, occasionally remaining in the summer to breed.
Genus D a f i l a .
Formed for the reception of our well-known Pin-tailed and two o r three South-American species o f
elegantly formed Ducks.
335. D a f i l a a c u t a .......................................................................................................................^ol. V ' XVIII.
P in -t a il e d D u ck .
A winter visitant, arriving in sufficient numbers to be regarded as common.