ORDER LONGIPENNES. 37 



Nova Zembla; winters from southern Greenland south to Long Island; 

 casual on the Great Lakes; accidental in Nebraska and Maryland; 

 in Europe south to the British Isles, Scandinavia, and Baltic Sea. 



Larus glaucescens NAUMANN. Glaucous-winged Gull. [44.] 



Larus glaucescens NAUMANN, Naturg. Vogel Deutschl., X, 1840, 351. 

 (North America.) 



RANGE. Coasts of the North Pacific/ Bering Sea, and adjacent 

 Arctic Ocean. Breeds from Kotzebue Sound south to Washington, 

 and in Kamchatka and Commander Islands; winters from Aleutian 

 Islands south to Lower California, Hawaii (casually), and northern 

 Japan. 



Larus kumlieni BREWSTER. Kumlien's Gull. [45.] 



Larus kumlieni BREWSTER, Bull. Nuttall Orn. Club, VIII, 1883, 216. 

 (Cumberland Sound, Arctic America.) 



RANGE. North Atlantic coast of North America, breeding in 

 Cumberland Sound; south in winter to New York and Connecticut. 



Larus nelsoni HENSHAW. Nelson's Gull. [46.] 



Larus nelsoni HENSHAW, Auk, I, July, 1884, 250. (St. Michael, Alaska.) 



RANGE. Known from Point Barrow, Bering Strait, St. Michael, 

 Alaska, and San Geronimo Island, Lower California. 



Larus marinus LINNAEUS. Great Black-backed Gull. [47.] 



Larus marinus LINN^US, Syst. Nat., ed. 10, I, 1758, 136. (Southern 

 Sweden.) 



RANGE. Coasts of the North Atlantic. Breeds from North Devon 

 Island and central Greenland south to Nova Scotia and to latitude 

 50 on European coasts; winters from southern Greenland south to 

 the Great Lakes and Delaware Bay (casually to Florida) and the 

 Canaries; accidental in Bermuda. 



Larus schistisagus STEJNEGER. Slaty-backed Gull. [48.] 



Larus schistisagus STEJNEGER, Auk, I, July, 1884, 231. (Bering Island.) 



