BI1{D> F iSTOETH AND MIDDLE AMEKICA. 525 



TON, Ohio Agric. Rep.. 1800, no. 276 (Ohio).— Brewer, Proc. Best. Sec. N. II., 



vii, 1860, 308 (Cuba). — Coues and Prentiss, An. Rep. Snithson. Inst, for 



1861 (1862), 418 (Di8trict of Columl)ia).— Allen, Proc. Essex Inst., 1864, 90 



Masaachusetts). — Dresser, Ibis, 1866, 44 (s. Texas). — Turnbull, Birds E. 



Penn. and N. J., 1869, 39.— Snow, Birds Kansas, 1873, 12. 

 [Sterna] fro lata Gundlach, Journ. fiir Orn.. 1862, 93 (Cuba, crit.). 

 [Stemula]frenata Bonaparte, Compt. Rend., xlii, 1856, 773. — Gundlach, Journ. 



fur Orn., 1861, 346 (Cuba). 

 'Sternula] australis Lichtenstein, Nom. Av. Mus. Berol., 1854, 98, nomen nudum 



(South Africa; coll. Berlin Mus.). 

 Sternula superciliaris (not Sterna superciliarin Vieillot) Cab.\nis, Journ. fiir Orn., 



1857, 232 (Cuba). 

 Sterna superciliaris (not of Vieillot, 1819) Coues, Check List, 1873, no. 570. — 



Cory, Birds Bahama Is., 1880, and 2d ed., 1890, 213. 

 St[erna] superciliaris Blasius, Journ. fiir Orn., 1866, 74. 

 [Sterna] superciliaris Gray, Hand-list, ill, 1871, 121, no. 11066. — Coues, Key N. 



Am. Birds, 1872, 322, part. 

 S[terna] superciliaris Nelson, Bull. Essex Inst., viii, 1876, 149 (Calumet marshes, 



n. e. Illinois, June 11, 1876). 

 Sterna minuta americana Sundevall, Oefv. k. Vet.-Akad. Forh. Stockholm, 1869, 



589 (St. Bartholomew, Lesser Antilles). 



STERNULA ANTILLARUM BROWNI (Meams), 



BROWN'S LEAST TERN. 



Similar to S. a. antillarum but under parts grayish white or dis- 

 tinctly tinged with pale gray, gray of upper parts slightly deeper, and 

 black of pileum extended farther down median portion of nape; bill 

 frequently without blackish tip (wholly yellow); and usually with 

 three outer primaries dusky. 



Adult male.— Wmg, 154-175 (166); tail, 70-80 (75.7) ; exposed cul- 

 men, 27-29 (28.2) ; tarsus, 14-14.5 (14.3); middle toe, 12-12.5 (12.2).« 



Adult female.— Wmg, 165-167.5 (166.2); tail, 68-82 (75); exposed 

 culmen, 24-25 (24.5); tarsus, 14; middle toe, 11-12 (11.5).^ 



Pacific coast, from Monterey Bay, California (breeding), southward 

 to Pacific coast of Guatemala. 



Sterna antillarum (not Sternula antillarum Lesson, 1847) Coues, Proc. Ac. Nat. 

 Sci. Phila., 1866, 100 (coast of California).— Lawrence, Bull. U. S. Nat. 

 Mus., no. 4, 1876, 52 (San Mateo, Oaxaca, Aug.). — Saunders, Proc. Zool. 

 Soc. Lond., 1876, 661, part; Cat. Birds Brit. Mus., xxv, 1896, 122, part 

 (San Bias, Tepic, April).— Ridgway, Proc. U. S. Nat. Mus., iii, 1880 (Cat. 

 N. Am. Birds), 208, part; Nom. N. Am. Birds, 1881, no. 690, part.— Baird, 

 Brewer, and Ridgway, Water Birds N. Am., ii, 1884, 309, part. — American 

 Ornithologists' Union, Check List, 1886, and 2d ed., 1895, no. 74, part; 

 3rd ed., 1910, p. 45, part.— Brewster, Bull. Mus. Comp. Zool., xli, no. 1, 1902, 

 26 (San Jose del Cabo, Lower California, Sept. 6-12).— Salvin and Godman, 

 Biol. Centr.-Am., Aves, iii, 1903, 410, part (Manzanillo, Colima; San Bias, 

 Tepic; San Mateo, Gulf of Tehuantepec, Oaxaca; Pacific coast Guatemala). — 

 Beck, Condor, ix, 1907, 58 (near mouth of Salinas River, IVfonterey Bay, 

 California, breeding). — Grinnell, Pacific Coast Avifauna, no. 11, 1915, 25 

 (breeding on coast of California north to Monterey Bay). 



o Three specimens. ^ Two specimens. 



