506 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



Guatemala (Savana Grande; Escuintla; Plain of Zacapa; Chuaeus; 

 Trapiche Grande; Naranjo; Retalhuleu) through Salvador, Honduras, 

 and Nicaragua to Costa Rica (Punta Arenas; San Mateo; Tarcoles; 

 Bebedero; La Palma de Nico3^a; Trojas; Volcan de Miravalles). 



Picolaptes capislrataJjEssoj^, Rev. Zool., v, 1842, 17-1 (Realejo, Nicaragua). — Des 

 MuKs, Icon., Orn., 1845-49, pi. 63. 



C\_ampylorhynchus] capistratus Gray, Gen. Birds, i, 1847, 159. — Sclater, Proc. 

 Ac. Nat. Sci. Phila., viii, 1856, 264.— Salvin and Godman, Ibis, 1889, .3.35, in 

 text (crit. ). 



Campylorhynchus capistratus Sclater, Cat. Am. Birds, 1862, 17, part (Honduras; 

 Escuintla, Guatemala). — Sclater and Salvin, Ibis, 1859, 8 (Belize, British 

 Honduras); Proc. Zool. Soc. Lond., 1870, 836 (San Pedro, Honduras).— 

 Taylor, Ibis, 1860, 317 (Honduras, Pacific side). — Baird, Review Am. 

 Birds, 1864, 104 (Savana Grande, Guatemala; Punta Arenas, Costa Rica). — 

 Lawrence, Ann. Lye. N. Y., ix, 1862, 92 (San Mateo, Costa Rica). — 

 BoucARn, Ois. Guat., 1878, 29.— Salvin, Ibis, 1866, 202 (Guatemala); Cat. 

 Strickland Coll., 1882, 75 (Guatemala). — Salvin and Godman, Biol. Centr.- 

 Am., Aves, i, 1880, 64 (Plain of Zacapa, Chuaeus, Trapiche Grande, Savana 

 Grande, Escuintla, Naranjo and Retalhuleu, Guatemala; Acajutla and La 

 Union, Salvador; Belize, British Honduras; San Pedro, etc., Honduras; Realejo 

 and San Juan del Sur, Nicaragua; Punta Arenas, San Mateo, and Bebedero, 

 Costa Rica). — Sharpe, Cat. Birds Brit. Mus., vi, 1881, 191 (Guatemala; 

 Realejo, Nicaragua; Costa Rica). — Ridgway, Proc. U. S. Nat. Mus., v, 1882, 

 389 (La Palma de Nicoya, Costa Rica; crit.) ; vi, 1883, 381 (Sucuyd, Nicara- 

 gua; crit.); xi, 1888, 538 (Costa Rica; crit.). — Zeledon, Cat. Aves de Costa 

 Rica, 1882, 3; Proc. U. S. Nat. Mus., viii, 1885, 105; Anal. Mus. Nac. Costa 

 Rica, i, 1887, 105 (Tdrcoles and San Mateo, Costa Rica). — Nutting, Proc. 

 U. S. Nat. Mus., V, 1882, 389 (La Palma, Costa Rica; habits; song); vi, 1883, 

 373 (San Juan del Sur, Nicaragua; habits, song, etc.), 381 (Sucuya; habits, 

 etc.).— Cherrie, Proc. U. S. Nat. Mus., xiv, 1891, 518 (San Mateo and Tro- 

 jas, Costa Rica; crit.). — Underwood, Ibis, 1896, 433 (Volcan de Miravalles, 

 Costa Rica).— Lantz, Trans. Kansas Ac. Sci. for 1896-97 (1899), 224 

 (Naranjo, Guatemala). 



ICampylorhynchiis'] capistratus Gray, Hand-list, i, 1869, 192, no. 2641. — Sclater 

 and Salvin, Nom. Av. Neotr., 1873, 5. 



Heleodytes capistratus Cabanis, Journ. fi'ir Orn., 1860, 409, part (Costa Rica). 



Campylorhynchus rufinucha (not of Lafresnaye) Salvin, Ibis, 1866, 191 (Chuaeus, 

 Montagua Valley, Guatemala). 



Campylorhynchus castaneus Ridgway, Proc. U. S. Nat. Mus., x, sig. 32, Aug. 6, 

 1888, 507 (Honduras; coll. U. S. Nat. Mus.). 



HELEODYTES CAPISTRATUS NIGRICAUDATUS Nelson. 

 BLACK-TAILEU CACTUS WREN. 



Similar to II. c. capistratus^ but chestnut of upper parts darker 

 (quite uniform over whole back, scapulars, and upper rump in speci- 

 mens taken during February and March) and exposed portion of middle 

 pair of rectrices plain black, except terminal portion. « 



«Very rarely (in two out of eleven specimens) there are very faint indications of 

 the brown bands always present in H. c. capistratus. 



