816 Annals of the Carnegie Museum. 



above 6,000 feet. It is abundant on the volcanoes at about 7,000 to 9,000 

 feet, as well as in the higher parts of the Dota Mountains and the Cordillera 

 de Talamanca. It inhabits the heavy forest, flitting about among the 

 branches of the trees, now low, now high, in the characteristic manner 

 of a warbler. Its note is weak and not easily recognized. 



624. Helminthophila peregrina (Wilson). 



Sylvia peregtina Wilson, Am. Orn., IV, 181 1, 83, pi. 25, fig. 2. 



Helminthophaga peregrina Cabanis, Mus. Hein., I, 1850, 20; Jour, fur Orn., 

 1861, 85 (Costa Rica [Frantzius]). — Baird, Review Am. Birds, 1865, 178 

 (San Jose [Carmiol]). — Lawrence, Ann. Lye. N. Y., IX, 1868, 94 (San 

 Jose and Grecia [J. Carmiol]). — Frantzius, Jour, fur Orn., 1869, 293 (San 

 Jose, August). — Boucard, P. Z. S., 1878, 52 (San Jose). — Salvin and 

 Godman, Biol. Centr.-Am., Aves, I, 1880, 117 (Costa Rican references). 



Helminthophila peregrina Ridgway, Bull. Nutt. Orn. Club, VII, 1882, 54; 

 Birds N. and Mid. Amer., II, 1902, 460 (eastern North America, south in 

 winter over southern U. S. to Cuba and Grand Cayman, and through eastern 

 Mexico and Central America to Colombia and Venezuela). — Sharpe, Cat. 

 Birds Brit. Mus., X, 1885, 239, 689 (no C. R. specimens). — Zeledon, An. 

 Mus. Nac. de C. R., I, 1887, 106 (San Jose and Cartago). — Cherrie, Auk, 

 VII, 1890, 335 (San Jose, first seen Sept. 17, common from Oct. 27 onward). 



U. S. Nat. Museum: Guayabo, Mar. 30 (Ridgway and Zeledon); Pigres, 

 March (Ridgway); Bonilla, April 8 to 13 (Basulto). 



Bangs Collection: Bolson, Dec. 19 (Underwood). 



C. H. Lankester Collection: Cachi. 



Fleming Collection: Carrillo, Oct. 27; San Jose, Oct. 16 (Underwood). 



Carnegie Museum: San Jose, Oct. 20; Juan Vinas, March 18 (Under- 

 wood); La Hondura, Oct. 8; El Hogar, Nov. 18 and Dec. 9: Peralta, 

 Nov. 9 (Carriker). Ten skins. 

 An abundant winter visitor over nearly the whole of Costa Rica from 



sea-level up to 5,000 or 6,000 feet. Apparently as abundant at low alti- 

 tudes as in the highlands. 



625. Helminthophila chrysoptera (Linnaeus). 



[Motacilla] chrysoptera Linn^us, Syst. Nat., ed. 12, I, 1766, 333 (based on The 

 Golden-winged Flycatcher, Muscicapa alis aureus Edwards, Gleanings Nat. 

 Hist., II, 189, pi. 299). 



Helminthophaga chrysoptera Cabanis, Jour, fur Orn., i860, 328 (Costa Rica 

 [Hoffmann]). — Lawrence, Ann. Lye. N. Y.. IX, 1868, 94 (Barranca [J. 

 Carmiol]). — Frantzius, Jour, ftir Orn., 1869, 293 (La Candelaria). — Sal- 

 vin and Godman, Biol. Centr.-Am., Aves, I, 1880, 114 (Costa Rican refer- 

 ences). — Underwood, Ibis, 1896, 433 (Miravalles). 



