BIRDS OF NOETH AND MIDDLE AMERICA. 51 



Young male.~Yi\e\\m., hindneck, back, scapulars, and rump uni- 

 form prouts brown; under parts pale brownish gray, washed with 

 prouts brown, the abdomen grayish white or very pale gray; wings 

 and tail as in adult female. 



Young female. — Not essentially different in coloration from the 

 adult female but texture of plumage different (much softer). 



British Honduras (Toledo District), Honduras (Puerto Cabello; 

 Medina; Rio Segovia; Chamelicon; Rio Blanco; Ceiba), Nicaragua 

 (Rio Escondido; San Emihs), Costa Rica (Angostura; Pacuare; San 

 Bernardo; Sipiirio; Siquirres; Rio Reventazon; Jimenez; Old 

 Harbor; Orosi; El Hogar; Cuabre; Guacimo; La Cristina), Panama 

 (Santiago de Veragua; Chepo; Lion Hill; Panama; Sabana de 

 Panama), western and central Colombia (Rio Truando; Bucara- 

 manga; Bonda, Cacagualito, Minca, and Don Diego, Santa Marta; 

 Nechi, Antioquia; Onaca; Bogota),^ and western Ecuador ^ (Baba- 

 hoyo; Esmeraldas; Balzar Mts.; Santa Rita; Chimbo; Vinces; 

 Foreste del Rio Peripa). 



Thamnophilus nxvius (not Lanius nscvius Ginelin) Sclater, Proc. Zool. Soc, 

 Lond., 1855, 148 (Bogotd); 1858, 213 (monogr.); ISGO, 278 (Babahoyo, \v. 

 Ecuad6r), 294 (Esmeraldas, w. Ecuador; crit.); Cat. Am. Birds, 1862, 173 

 (Colombia; Esmeraldas, w. Ecuad6r); Cat. Birds Brit. Mus., xv, 1890, 197 

 (Puerto Cabello and Medina, Honduras; Angostura, Costa Rica; Veragua, 

 Chepo, and Panamd, Panamd,; Minca and Nechi, Colombia; Esmeraldas, 

 Balzar Mts., Santa Rita, and Chimbo, \v. Ecuador). — Cassin, Proc. Ac. Nat. 

 Sci., Philad., 1860, 188 (Rio Truando, Colombia). — Sclater and Salvint, 

 Proc. Zool. Soc, Lond., 1864, 355 (Lion Hill, Panamd; crit.); 1879, 524, 

 Nechi, Antioquia, Colombia). — Salvin, Proc. Zool. Soc, Lond., 1867, 144 

 (Santiago de Verdgua, Panamd). — Lawrence, Ann. Lye, N. Y., ix, 1868, 

 107 (Angostura and Pacuare, Costa Rica). — Frantzius, Journ.fur Orn., 1869, 

 305 (Costa Rica).— BoucARD, Proc. Zool. Soc, Lond., 1878, 60 (San Carlos, 

 Costa Rica). — Salvin and Godman, Ibis, 1880, 171 (Minca, Santa Marta, 

 Colombia, 2,000 ft.). — BERLEPscnandTAczANowsKi, Proc Zool. Soc, Lond., 

 1883, 564 (Chimbo, w. Ecuador; crit.). — Berlepsch, Journ. fiir Orn., 1884, 307 

 (Bucaramanga, Colombia; crit.); Zeitschr. Orn., 1887, 185 (Bogotd). — Ridg- 

 WAY, Proc. U. S. Nat. Mus., x, 1887, 590 (Segovia R., Honduras).— Zeledon, 

 Anal. Mus. Nac, Costa Rica, 1887, 114 (Angostura, Costa Rica). — Bangs, 

 Proc. Biol. Soc, Wash., xii, 1898, 138 (Santa Marta, Colombia); Proc. New 

 Engl. Zool. Club, ii, 1900, 24 (Loma del Leon, Panamd); Bull. Mus. Comp. 

 Zool., xxxix, 1903, 150 (Ceiba, Honduras). — Allen, Bull. Am. Mus., N. H., 

 xiii, 1900, 161 (Bonda, Santa Marta, Colombia). 



(?) Thamnophilus csendescens (not of Vieillot) Lafresnaye, Rev. Zool., 1853, 

 3.38. 



Thamnophilus amazonicus (not of Sclater) Lawrence, Ann. Lye. N. Y., vii, 1862, 

 325 (Lion Hill, Panamd). 



[Thamnophilus] nsevius Sclater and Salvin, Nom. A v. Neotr., 1873, 70, jjart. 



Thamnophilus alrinucha Salvin and Godman, Biol. Centr.-Am., Aves, ii, sig. 25, 

 Feb., 1892, 200 (Panamd; coll. Salvin and Godman).— Richmond, Proc. U. S. 

 Nat. Mus., x\d, 1893, 500 (Rio Escondido, Nicaragua; habits). — Salvadori 



o Specimens of both this form and what I am not able to distinguish from true E. 

 punctatus occur in Bogotd collections. 



6 1 have not seen a specimen from western Ecuad6r, 



