636 



GA VLF.. 



LARlDiE. 



LA RID J',. 



Larus GLiucus, 0. Fabricius.* 

 THE GLAUCOUS GULL, 



oil LARGE WHITE-WIXGED GULL. 



Lama f/lauciis. 



This large species, equal in size to the Great Elack-backed 

 Gull last described, was first made known as a winter visitor 

 to the most northern of the Shetland Isles by the late Dr. 

 liawrence Edmondstoii, who obtained j'ouug and old birds 



* Fauna Gnelamlica, i>. UiO (1780), ex Brunnich. 



