130 
376. Larus ISLANDICUS geeEreae te ae Vol. We Jl LVII. 
Icenanp GULL. 
A beautiful species belonging to the regions of the arctic circle, 
but frequently coming hither in winter, where it finds a more bear- 
able climate. 
377. ARUS'ARGENTATUS, ; %. i = = sso). “VOly Newbie ee 
Herrine-Gui. 
A bird we may call our own, since it always enlivens our seas and 
rocks, especially at the breeding-season. 
21rd hae OV Oo Rte) oti: eae ea art Ma ete) a\'fe fol IL, LC. 
Common GULL. 
A native species, abundant both in summer and winter. 
Genus Rissa. 
Established for our pretty Kittiwake. 
379. (RISSA TRIDACTYLA! » oi). o ife:fs “<6 1% |) Ole Wie: bie iaxale 
KarrrwAkeE. 
‘ local resident. 
Genus PAGOPHILA. 
380. PAGOPHILA EBURNEA . . «<0 « «| Ole Vio Blue 
Ivory Gut. 
Abundant at Spitzbergen and many parts of Greenland. Here in 
Britain it is rare, and quite accidental in its occurrence. 
Genus RHopDosTETHIA. 
Established for the beautiful Gull named after Captain James 
Ross, the celebrated navigator. 
OSL. ReopostetHia Rogsir:.) 20. 16) oo)... Mol. Vi Bie, 
Ross’s Gut. 
Has been killed two or three times in Britain. The Plate should 
be referred to to form a just idea of this fairy Gull, whose natural 
home is within the arctic circle. 
Genus CHROICOCEPHALUS. 
The members of this section of the Gulls have many pleasing 
traits in their character; thus they have the habit of spending 
their summer in large communities, and of selecting as a site for 
