140 CHECK-LIST OF NORTH AMERICAN BIRDS. 



formerly to Texas; wanders north rarely to Nova Scotia, Maine, New York, 

 New Jersey, West Virginia, North Carolina, and South Carolina. Winters 

 from Louisiana to Brazil and the Falkland Islands. Casual in Bermuda. 

 Accidental in England and France. [Allied races occur on islands in the 

 Pacific and Indian oceans.] 



• Sterna fuscata crissalis (Lawrence). Socorro Sooty Tern. [75a.] 



Haliplana fuliginosa var. crissalis Lawrence, Proc. Boston Soc. Nat. 

 Hist., XIV, 1871 [1872], 285. (Socorro Island, Revillegigedo Group, 

 Mexico.) 



Range. — -Pacific coast of Mexico and Central America from Sinaloa and 

 the Alijos Rocks to Panama and south to the GaMpagos Islands. Occasional 

 on the coast of Lower California. 



• Sterna anaethetus melanoptera Swainson. Bridled Tern. [76.] 



Sterna melanoptera Swainson, Birds Western Africa, II, 1837, 249. 

 (Western Africa.) 



Range. — Breeds from the Bahamas and the West Indies to British Hon- 

 duras and Venezuela; also on the west coast of Africa. Accidental in Florida, 

 Georgia, and South Carolina. [Allied races occur in the Old World tropics.] 



Subgenus STERNULA Boie. 



Sternula Bote, Isis von Oken, [X] 1822, Heft v (May), col. 563. Type, 

 by monotypy, Sterna rninuta Linnaeus = S. albifrons Pallas. 



Sterna antillarum antillarum (Lesson). Least Tern. [74.] 



Sternula antillarum Lesson, Compl. Oeuvres Buffon, XX, 1847, 256. 

 (Guadeloupe Island, West Indies.) 



Range. — Breeds on the Atlantic and Gulf coasts from Massachusetts to 

 the Florida Keys and Texas, on islands in the Mississippi and Missouri river 

 systems (formerly at least) to South Dakota and Iowa and west to southwestern 

 Kansas and northern Nebraska; also in the Bahamas and West Indies south to 

 the coasts of Venezuela and British Hondiu-as. Winters from the coast of 

 Louisiana along the eastern coast of Central and South America to Argentina, 

 and on the eastern coast of Africa. Casual in Ontario and Nova Scotia. 



Sterna antillarum browni Mearns. Brown's Tern. [74a.] 



Sterna antillarum browni Mearns, Proc. Biol. Soc. Wash., XXIX, No. 14, 

 April 4, 1916, 71. (near Monument 258, Mexican Boundary Line, 

 edge of the Pacific Ocean, San Diego Co., Calif.) 



Range. — Breeds on the Pacific coast from central California to southern 

 Mexico. Winters along the coast of Central America to Peru. 



