ANA TID^ — AN SEEING : GEESE. 



685 



with white ; shafts of quills white. Young : Darker, hrowner ; the gray and ashy colors rather 

 brown, the base of the tail not pure white, no white on forehead, which is darker than rest 

 of head, no black on under parts, the bill obscured, the nail blackish, the feet pale. Length 

 about 27.00 inches; extent 60.00; wing IG. 10-17.00 ; tail 5.50; tarsus 2.75; middle too 

 and claw rather more; bill up to 2.00. N. Am. at large, breeding in the far north, wintering 

 in the U. S., in greater numbers on the Pacific side than in the interior or along the Atlantic. 

 Eggs 6-7, 2.90 to 3.30 long by 2.10 broad, elhptieal, smooth duU yellowish with an oUve 

 shade, in places discolored with a darker tint. 

 280. CHEN. (Gtr. xh"! c'**") a goose.) Snow Geese. Bill about as long as head, very stout 

 and high at base, where higher than broad, the under mandible very deep. Tomial edges 

 of much bevelled off, and receding from each other, leaving an elliptical space, in which the 

 large prominent teeth are fully exposed. Nostrils in basal half of bill. Feet as in Anser, but 

 tarsus if anything longer than middle toe and claw. Color white, at least on head. BUI and 

 feet reddish. 



Analysis of Species. 



Not white. Nearly the size of the next cwrulescens GQi 



Pure white, with blacls wing-tips ; head rusty or not. 



Large: length about 30.00; wing 17.00 or more. Bill smooth hyperboreus 695 



Small: length about 25.00 ; wing 16.00 or less. Bill smooth cUbatus 606 



Very small: under 21.00; wing 15.00 or less. Bill studded with papillae rossi 69T 



694. C. coerules'cems. (Lat. ccerulescens, bluish.) Blue Snow Goosb. Bill and feet flesh-pink, 

 former with the recess between the mandibles black, the nails whitish ; iris dark brown ; 

 claws dusky. Head and neck above white, the neck below, passing on to the back and 

 breast, dusky-gray, then fading into whitish on the under parts, changing on the wings into 

 fine bluish-gray, or sdvery-ash ; rmnp and upper tail-coverts whitish ; quills and tail-feathers 

 dusky, edged with whitish, the primaries, black. Size of the snow goose or rather less, and 

 closely resembling the 

 young of that species. 



Length about 25.00; '^=-= 



wing 16.00; biU 2.25; ' 



tarsus 3.00. N. Am. " ' 



at large, not very com- ^-- 



mon or well-known. ~"-;^ j/ , "^ V?'**J5>'^|*^ 



695. C. hyperbo'reus, (Lat. "jlgMlg''^^.-'-. -^'t *'• 'L '"'^ 

 hyperboreu.?, beyond - S^^SS*^" ''^I^'* J' ' ' • * ' 



the north wind.) Skow ^'^^^^""'^P^' «i' ^» ■ X.^*'' - 



Goose. White - ^'^"xC ^'' * ' ' \s^'^^*'' ^ 



Brant. Bill car- . ^r,. ^^ttaf \ ;^ - *'!'^'» ' 



mine-red or pale pur- '.'/«' ' "'^'^'Vj^J^'iC^'*'*^ - '" ' 



plish with a salmon s , ' ., *^'*-^^'' . ^ 



tinge, the nails white, '*1*'" '"LI. , "' 



the recess between the ^.^ t B ■!> 



mandibles black. Eyes '^^ v, i" * 'v '^t' '* ^. — 



dark brown. Feet dull ^ ■* ^^ i^^~ , ^'^'^»*^- 



lake-red, the claws ' '* 



blackish. Adult plu- -^— -^^,^aK<-^,>"™*^- -. ^ 



mage pure white, the Fig. 474. -Emperor Goose. (From Ball) 



head usually washed with rusty-brown, like a swan's, the ends of the primaries blackening 

 Young resembhng the last, but the head not white while other parts are colored Lar^e 

 fnf. r't?' -*-*^7-00-62-00; wing 17.00-19.00; tail 6^50 ; bill 2.35-2 60 tTr';. 

 3.00-3.50; middle toe and claw the same. Weight 5 or 6 lbs. The dimensions grade down 



