26 CHECK-LIST OF NORTH AMERICAN BIRDS. 



74. Sterna antillarum (LESS.). 



Least Tern. 



Sternula antillarum LESS. Descr. Mam. et Ois. 1847, 2 5^- 

 Sterna antillarum COUES, Pr. Ac. Nat. Sci. Phila. 1862, 552. 



[B y 694, C 570, R 690, C 801.] 



GEOG. DIST. Northern South America, northward to California, 

 Minnesota, and New England, and casually to Labrador, breeding 

 nearly throughout its range. 



SUBGENUS HALIPLANA WAGLER. 

 Haliplana WAGL. Isis, 1832, 1224. Type, Sterna fuligino sa GMEL. 



75. Sterna fuliginosa GMEL. 



Sooty Tern. 



Sterna fttliginos a GMEL. S. N. I. ii. 1788, 605. 

 [B 688, C 573, R 691, C 804.] 



GEOG. DIST. Tropical and subtropical coasts of the globe. In 

 America from Chili to western Mexico and the Carolinas, and 

 casually to New England. 



[76.] Sterna anaethetus SCOP. 



Bridled Tern. 



Sterna ancethetus SCOP. Del. Faun, et Flor. Ins. II. 1786, no. 

 72,92. 



[B , C 574, R 692, C 805.] 

 GEOG. DIST. Tropical regions generally. Casual in Florida. 



GENUS HYDROCHELIDON BOIE. 



Hydrochelidon BOIE, Isis, 1822, 563. Type, Sterna nigra LINN. 

 77. Hydrochelidon nigra surinamensis (GMEL.). 



Black Tern. 



Sterna surinamensis GMEL. S. N. I. ii. 1788, 604. 

 Hydrochelidon nigra surinamensis STEJN. Pr. U. S. Nat. Mus. 

 1882, 40. 



