90 



CHECK-LIST OF NORTH AMERICAN DIRDS. 



54. Lams delawarensis Ord. 



Kiug-billed Gull. 



Larus delawarensis Okd, Guthrie's Geog. 2(1 Am. ed. 1815, 319. 



[B 664, C 548, R 669, C 778.] 



Hab. North America at large ; south in winter to Cuba and 

 Mexico. 



ho. Lams brach3n:hynchus Rich. 



Short-billed Gull. 



Larus brachyrhynchus Rich. F. B. A. II. 1831,421. 



[B 665, 673, C 549, R 670, C 780.] 



Hab. Arctic America and Pacific coast, south in winter to Southern 

 California. 



[56.] Larus canus Linn. 



Mew Gull. 



Larus canus Linn. S. N. ed. 10, I. 1758, 136. 

 [B-- C-, R67i,C779.] 

 Hab. Europe and Asia ; accidental in Labrador. 



57. Lams heennanni Cass. 



Heermann's Gull. 



Larus heermanni Ca'^s. Pr. Ac. Nat. Sci. Phila. VI. 1852, 187. 



[B666, C 551, R 672, C 781.] 



Hab. Pacific coast of North America, from British Columbia to 

 Panama. 



^2). Lams atricilla Linn. 



Laughing Gull. 



Larus atricilla Linn. S. N. ed. ro, I. 1758, 136. 



[B 667, C 554, R 673, C 786.] 



Hab. Eastern tropical and warm temperate America, chiefly along 

 the sea-coast, from Maine to Brazil ; Pacific coast of Middle America. 



