J70 



CYGNID.^. 



Family, CYGNID.^.-^/. 



Neck very long; legs moderate; front toes broadly webbed ; hind toe not 

 lobed ; keel long ; bill high at the base, with a fleshy or callous tubercle; cere 

 extending to the eye ; 2nd and 3rd quills of wing longest; tail short, rounded. 



Cygnus olor. The Mute Swan. 



210. Cygnus olor {Gm.), Bodd., Tab. p. E. 913; Naiim. Vogf. 

 t. 29 ; Gould, B. Eur. pi. 354 ; Str. F. vii. pp. 99, 10 1, 106 ; Murray, Hdbk., 

 Zool., t^'C, Sitid, p. 231 ; id., Verf., Zool. Sindy p. 282 ; i.d., Avif. Brit. Ind. 

 ii. p. 671, No 1373. — The Mute Swan. 



Entire plumage white; callous tubercle at base of upper mandible; legs, 

 feet and cere black ; bill reddish orange, the edges and tip black ; irides dark 

 brown. 



Length. — 48 to 52 inches. The following are the measurements of the 

 three specimens obtained by Mr. H. E, Watson given in Mr. Blanford's paper 

 on Wild Swans in Sind {Sir. F. vii lOi): — 



No. I. No. 2. No. 3. 

 Length from tip of bill to end of tail... 58-5^' 62-" 6o''' 



Expanse 78* 84- 82- 



Closed wing 22* 23- 



Tail from vent 975 lO 25 9*75 



Bill from gape 375 3- 8 



Tarsus measured on inner side 3' S 4* 2 



The female resembles the male in every particular, except that the callous 

 tubercle is smaller. 



