514 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



[Sterna] ansestheta Sharpe, Hand-liat, i, 1899, 136, part. — Forbes and Robinson, 

 Bull. Liverp. Mus., ii, 1899, 55, part (Bermuda). 



Sterna anaethetus Brewster, Auk, iii, 1886, 131 (Frogmore, South Carolina, 1 

 spec, Aug. 25, 1885).— Wells, Proc. U. S. Nat. Mus., ix, 1887, 632 (Grenada, 

 breeding). — Scott, Auk, viii, 1891, 360 (Jamaica, breeding; habits; descr. 

 eggs).— Cory, Cat. West Ind. Birds, 1892, 83 (Abaco, New Pro^4dence, 

 Andres, Long, and Miraporvo Islands, Bahamas; Cuba; Jamaica; Sombrero; 

 Guadeloupe; Dominica). — Field, Auk, xi, 1894, 119 (Kingston Harbor, 

 Jamaica, breeding). — American Ornithologists' Union, Check List, 2d 

 ed., 1895, no. 76 (excl. syn. and range, part). — Allen (G. M.), Auk, xxii, 

 1905, 118 (Long Rock, off Abaco, Bahamas). — Clark (A. H.), Proc. Bost. 

 See. N. H., xxxii, 1905. 258 (St. Vincent; Grenadines; Grenada; descr 

 eggs). — Riley, Auk, xxii, 1905, 353 (Andros, Eleuthera, and near Abaco 

 Island, Bahamas). 



S[terna] anaethetus Ridgway, Man. N. Am. Birds, 1887, 46, part (Florida coast). 



Sterna anaetheta Hartert, Novit. Zool.,ix, 1902, 309 (Aruba; habits). 



Sterna anvetheta American Ornithologists' Union, Check List, 3rd ed., 1910, 

 46. — RossiGNOL, Auk, xxx, 1913, 105 (coast of Georgia, 1 spec, Sept., 1902). — 

 Wetmore, Bull. 326, U. S. Dept. Agric, 1916, 46 (Desechio and Mona Is- 

 lands, Porto Rico, breeding; food). 



Sterna ansesthetica Coues, Check List, 2d ed., 1882, no. 805. 



[Sterna] ansesthetica Coues, Key, 2d ed., 1884, 769. 



Sterna nubilosa (not of Sparrman) Sundevall, K. Vet.-Ak. Stockholm Forh., 

 1869, 589 (St. Bartholomew). 



Melanosterna anaethetus recognita Mathews, Birds of Australia, ii, pt. 4, no. 1, 

 Nov. 1, 1912, 403 (Bahamas). 



Melanosterna anaetheta recognita Oberholser, Auk, xxxiv, April, 1912, 199. 



STERNA ANiETHETA NELSONI Ridgway." 



PACIFIC BRIDLED TERN. 



Similar to S. a. recognita but averaging larger, witli relatively- 

 longer or more slender bill, and under parts of body tinged with pale 

 gray. 



Adult male.—Wmg, 260-274 (267.7); tail, 163-178 (170); ex- 

 posed culmen, 41.5-44 (42) ; tarsus, 20-21.5 (20.7) ; middle toe, 23-25 

 (23.8).^ 



Adult female.— Wmg, 260-270 (265) ; tail, 169-170 (169.5) ; exposed 

 culmen, 36-40.5 (38.2); tarsus, 20; middle toe (one specimen), 23.^ 



Pacific coast of Mexico and Central America (Sibuatanejo, Guerrero, 

 April 9, 1903; off coast of Central America, May 29, 1867). 



STERNA FDSCATA FUSCATA Linnaeus. 



SOOTY TERN. 



Adults in summer (sexes aUke). — Forehead (including latero-frontal 

 antise and a lateral extension on each side of crown as far backward as 

 middle of eye), suborbital region, lower half or more of auricular re- 



o New subspecies. Type, U. S. Nat. Mus. (Biol. Survey Collection), no. 185437, 

 adult male, Sibuatanejo, Guerrero, Mexico, April 9, 1903; Nelson and Goldman, 

 f* Seven specimens, from Sibuatanejo, Guerrero, 

 c Two specimens, one from Sibuatanejo, one from "off coast of Central America." 



