20 CHECK-LIST OF NORTH AMERICAN BIRDS. 
55. Larus brachyrhynchus RIcu. 
Short-billed Gull. 
Larus brachyrhynchus Ricu. F. B. A. II. 1831, 421. 
[B 665, 673, C 549; R 670, C 780. | 
Geroc. Distr.— Arctic America and Pacific coast, south in winter to 
southern California. 
[56.| Larus canus Linn. 
Mew Gull. 
Larus canus LINN. 8. N. ed. to, I. 1758, 136. 
[B—, C—, R 671, C 779.] 
Geroc. Dist.— Europe and Asia; accidental in Labrador ? 
57. Larus heermanni Cass. 
Heermann’s Gull. 
Larus heermanni Cass. Pr. Ac. Nat. Sci. Phila. VI. 1852, 187. 
[BiG66, C 561, R 672.0 yor. | 
Groc. Dist.— Pacific coast of North America, from British 
Columbia to Panama. 
58. Larus atricilla Linn. 
Laughing Gull. 
Larus atricilla Linn. S. N. ed. 10, I. 1758, 136. 
[B 667, C 554, R 673, C 786.] 
Geroc. Dist.— Atlantic and Gulf coasts of the United States, 
north to,Maine and Nova Scotia; south in winter through West 
Indies, Mexico (both coasts), Central America, and northern South 
America (Atlantic side) to the Lower Amazon. 
59. Larus franklinii Sw. & RICH. 
Franklin’s Gull. 
Larus franklinii Sw. & Ricu. F. B. A. Il. 1831, 424, pl. 71. 
