585 



GAVIA ATRICILLA. THE LEADEN-GREY- 

 HOODED MEW. 



AUGHING GULL. BLACK-HEADED GULL. 



Fig. 96. 



Linn. Syst. Nat. I. 225. 

 Lath. Ind. Orn. II. 813. 

 Black-headed or Laughing Gull. 



Mont. Om. Diet. 



Larus ridibundus. 



Lams Atricilla. 

 Larus AtriciUa. 

 Larus Atricilla. 



in. 118. 



Laughing Gull. 



Mouette a capuchon plombe. 



II. 780. 

 Larus Atricilla. Laughing Gxill. Jen. Brit. Vert. Anim. 273. 

 Xema Atricilla. Bonap. Comp. List, 62. 



Audub. Om. Biogr. 



Temm. Man. d'Orn. 



Bill an inch and three-fourths in length; tarsus nearly 

 two inches; wings three inches longer than the tail; bill and 

 feet rich carmine ; outer quill Hack, the next Jive with that 

 colour gradually diminishing, the tijis ivhite, those of the outer 

 two excepted. In winter, the hack and wings light bluish- grey ; 

 the other parts white; the head faintly marked tvith brownish- 



