586 

 NATATORES. 



LARID^E. 



LARID^E. 







THE IVORY GULL. 



Larus eburneus. 



Larus eburneus, Ivory Gull, 

 candidus, The Snow-bird, 

 eburneus, Ivory Gull, 



Mouette blanche, 



THE first example of this 

 the British Islands, occurred 

 the winter of 1822, and the 

 the fourth volume of the 



BEWICK, Brit. Birds, vol. ii. p. 234. 



FLEM. Brit. An. p. 142. 



SELBY, Brit. Ornith. vol. ii. p. 497. 



JENYNS, Brit. Vert. p. 276. 



GOULD, Birds of Europe. 



TEMM. Man. d'Ornith. vol. ii. p. 769. 



Ivory-white Gull obtained in 

 in Balta Sound, Shetland, in 

 circumstance is recorded in 

 Memoirs of the Wernerian 



