40 
BRITISH BIRDS. 
THE ARCTIC GULL. 
( Lams parasiticus, Lin . — Le Lalhed longue queue, Buff.) 
This Gull is described at page 217 of the second 
volume of British Birds. The above figure is taken 
from a stuffed specimenj presented tp this work by Mr 
Laurence Edmondston, and does not differ materially 
from that description, only the cheeks, throat, and 
neck are more mixed and streaked with dull yellow; 
legs and feet black. In his paper respecting this 
bird, published in the Edinburgh Philosophical Jour- 
nal, Mr E. expresses his decided opinion that this 
white breasted bird is not a distinct species from the 
one that is wholly brown, and that the difference arises 
only from their age. He likewise (and Dr Edmondston 
in a former number of the same Journal) fully confirms 
the conjectures of Montagu as to the identity of the 
