614 BULLETIN 50, UNITED STATES NATIONAL MUSEltM. 



posterior portion of .sides, anal region, and under tail-co\'erts, deep 

 russet, becoming paler and more ocliraceous next to the pale gra3'ish of 

 al)domen; ])ill black, the lower basal portion of mandible somtimes 

 slightly paler; legs and feet black or ver}' dark horn color (in dried 

 skins); length (skins), 101-113 (107); wing, 51-50 (56.9); tail, 28.5- 

 SkS (31.3); exposed culmen, 15-16.5 (15.9); tarsus, 21.5-27 (21.9); 

 middle toe, 14-16 (15)." 



Ad hU female. — Usuall}'^ {() undisting'uisha])le as to coloration from 

 the adult male, but sometimes with streaks on throat obsolete; length 

 (skins), 103-112 (108); wing, 50.5-58 (54.7); tail. 26.,5-32.5 (28.7); 

 exposed culmen, 14.5-16 (15.4); tarsus, 22-26.5 (24.8); middle toe, 

 14-15.5(15).* 



Yoimg. — Essentially like adults, but pileum entirely dark warm- 

 sepia or seal brown; chin and throat uniform pale gra}', deepening on 

 chest into sooty gray; auricular region dusky gray, narrowl}' streaked 

 with white, the upper portion (postocular stripe) brownish black. 



Chiriqui (Boquete; Volcan de Chiriqui), Veragua (]Mina de Chorcha; 

 Cordillera del Chucu; Cliitra; Calobre; Calovevora), and Costa Rica 

 (.Jimenez; San Jose; Santa Ana; La Palma de San Jose; Navarro de 

 Cartago; Volcan de Irazu; Volcan de Poas; Volcan de Miravalles; El 

 Achiote). 



HeterorJdna leucophrys (not Troglodytes leucoplrrys Tschudi) ^aird, Review Am. 

 Birds, 1864, 118, part (description; San Jose, Costa Rica). 



Cyphorinus leucophrys Lawrence, Ann. Lye. N. Y., ix, 1868, 92 (San Jose, Costa 

 Rica) . 



Henicorhina leucophrys Salv(x, Proc. Zool. Soc. Lend., 1870, 181 (Calovevora, 

 Chitra, Cordillera del Chucu, and JNlina de Chorcha, Veragua) . — Boucard, 

 Proc. Zool. Soc. Lond., 1878, 51 (Navarro, Costa Rica). — Salvin and God- 

 man, Biol. Centr.-Am., Aves, i, 1879, 80, part (Costa Rican and Panama 

 localities and references). — Sharpe, Cat. Birds Brit. Mus., vi, 1881, 288, 

 part (Costa Rica; Veragua; Panama). — Zeledon, Cat. Aves de Costa Rica, 

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

 1887, 105 (Santa Ana, La Palma de San Jose, and Naranjo de Cartago, Costa 

 Rica).— Nutting, Proc. U. S. Nat. Mus., v, 1883, 494 (Irazu, Costa Rica; 

 habits).— Cherrie, Proc. U. S. Nat. Mus., xiv, 1891, 518 (Volcan de Pons, 

 Costa Rica; crit.). — Underwood, Ibis, 1896, 4.33 (Volcan de Miravalles, 

 Costa Rica). 



\_Henicorhma'] leucophrys Sclater and Salvin, Nom. Av. Neotr., 1873, 6, part. 



Henicorhina colUna Bangs, Proc. New Engl. Zool. Club, iii, Jan. 30, 1902, 55 

 (Boquete, Chiriqui, 6,000 ft. alt.; coll. E. A. and 0. Bangs). 



H{^enicorhina1 leucophrys colVma IIellmayr, Journ. fiir Orn., Oct., 1903, 531. 



"Nine specimens, from Chiri(iui. 



^ Five specimens, from Chiriqui. The female from El Achiote, Costa Rica, meas- 

 ures as follows: Wing, 60; tail, 32; culmen, 15.5; tarsus, 25; middle toe, 16.5. 



