36 CHECK-LIST OF NORTH AMERICAN BIRDS. 
south to New Jersey, and casually to Virginia, Bermuda, and the Great Lakes; 
accidental in Missouri, Colorado, and Wyoming. 
b. Rissa tridactyla pollicdris Rripaway. Pacific Kittiwake. [40a.] 
Rissa tridactyla pollicaris Ripaway, in Water Birds N. A., II, 1884, 202. 
(St. George Island, Bering Sea.) 
RanceE.— Coasts of North Pacific, Bering Sea, and adjacent Arctic Ocean. 
Breeds from Cape Lisburne and Herald Island south to Aleutian and Com- 
mander islands: winters from Aleutian Islands south to northern Lower 
California; casual at Point Barrow. 
Rissa breviréstris (BrucH). Red-legged Kittiwake. [41.] 
Larus brevirostris Brucu, Journ. fiir Orn., 1853, 103. (Northwestern 
America.) 
RanGE.— Coasts and islands of Bering Sea; accidental in Yukon. 
GENUS LARUS LINN Us. 
Larus Linnzvs, Syst. Nat., ed. 10, I, 1758, 136. Type, by subs. desig., 
Larus canus Linnmus (Gray, 1855). 
Larus hyperbéreus GUNNERUS. Glaucous Gull. [42.] 
Larus hyperboreus GUNNERUS, in LreEM, Beskr. Finm. Lapper, 1767, 226 
(note). (Northern Norway.) 
Rance.— Arctic regions. Breeds from northwestern Alaska, Mel- 
ville Island, and northern Greenland south to Aleutian Islands, north- 
ern Mackenzie, central Ungava, and on Arctic islands of Eastern 
Hemisphere; winters from the Aleutians and Greenland south to 
Monterey, California, the Great Lakes, and Long Island, and casually 
to Bermuda, North Carolina, and Texas; in Europe and Asia south 
to the Mediterranean, Black, and Caspian seas, and Japan. 
Larus leucépterus Faprer. Iceland Gull. [43.] 
Larus leucopterus Fasrmr, Prodromus Isl. Orn., 1822, 91. (Iceland.) 
RancGeE.— Arctic regions. Breeds from Victoria Land (Cambridge 
Bay) and Boothia Peninsula to central Greenland and east to 
