General 
descrip- 
tion. 
266 NATATORES. ANSER. Witp Goose. 
thin sharp cutting edges, and the manner in which they lock 
within each other, renders the bill an instrument beautifully 
adapted for vegetable food. 
PiateE 42. represents this bird of the natural size. 
Head and upper part of the neck brown, tinged with 
grey ; the feathers of the latter being disposed in lines, 
and giving it a furrowed appearance. Lower part of 
the neck, breast, belly, and abdomen ash-grey, with 
deeper transverse shades of the same colour. Vent and 
under tail-coverts white. Back and scapulars clove- 
brown, tinged with grey ; each feather being margined 
with greyish-white. Wing-coverts ash-grey. Second- 
aries clove-brown, with white edges and tips. Primary 
quills greyish-black. Rump deep grey. Upper tail- 
coverts white. Tail clove-brown, with the feathers 
deeply edged and tipped with white. Bull having the 
central part and edges of the upper mandible flesh- (or 
sometimes tile-) red; the base and nail black. Legs 
and toes inclining to orange-red, but varying in depth of 
colour according to the age of the bird. Wings, when 
closed, reaching beyond the end of the tail. 
WHITE-FRONTED WILD-GOOSE. 
Awser Eryturopus, Flem. 
PLATE XLIII. 
Anser Erythropus, F/em. Br. An. 1. 127. sp. 197. 
Anas Erythropus, Linn. Syst. 1. 197. 11.—Temm. Faun. Suec. 116. 
Anser albifrons, Steph. Shaw’s Zool. 12. 25. 
Anas albifrons, Gmel. Syst. 1. 509.—Lath. Ind. Orn. 2. 842. 27. 
Anser septentrionalis sylvestris, Briss. Orn, 6. 269. 
L’Oie rieuse, Buff: Ois. 9. 81.—Temm. Man. d’Orn. 2. 821. 
Blassen Gans, Bechst. Naturg. Deut. 4. 898.—Meyer, Tasschenb. Deut. 
2. 555. 
Laughing Goose, Edward, Glean. pl. 153.—Flem. Br. Anim. 1. 127. 
sp. 197. 
