142 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



the posterior portion; sides of neck mummy brown; chin and throat 

 bhick (chin sometimes mostly white), broken, more or less, by nar- 

 row shaft-streaks or small spots of white or chestnut, the feathers 

 of lower throat sometimes tipped with chestnut; rest of under parts 

 mostly white, heavily marked wdth broad U-shaped bars of black, 

 the flanks light mummy or chestnut-brown, indistinctly barred with 

 dusky, the under tail-coverts brownish white or pale tawny barred 

 or lunulated with black; maxilla brownish black or blackish brown, 

 paler on tomium; mandible pale 3"ellowisli (in dried skins); legs and 

 feet pale yellowish horn color (in dried skins) ; length (skins), 160-175 

 (167); wing, 93-99.5 (97.1); tail, 33-37.5 (35.5); culmen, 26.5-27.5 

 (27); tarsus, 47-52 (49.7); middle toe, 26-29.5 (27.6).« 



Adult female. — Above similar to the adult male; chin and throat 

 mixed white and light chestnut irregularly spotted or barred with 

 black; remaining under parts as in adult male, but black U-shaped 

 markings narrower, and the white general color more or less suffused 

 or tinged with buff, the chest sometimes washed with rusty; length 

 (skins), 155-178 (164); wing, 93.5-95.5 (94.4); tail, 32-35 (33.1); 

 culmen, 26; tarsus, 46.5-49 (48.1); middle toe, 27-29 (28).^ 



Immature female. — Similar to the adult female, but lower throat 

 tawn}^, chin and upper throat white, with a few narrow streaks of 

 black. 



Panamd (Lion Hill; Panama; Laguna del Pita; Santa Fe and 

 Calov6vora, Veragua? <=) and adjacent portion of northwestern 

 Colombia (Rio Truando). 



Pittasoma michleri Cassin, Proc. Ac. Nat. Sci. Phila., 1860, 189 (Rio Truando, 

 Colombia; coll. U. S. Nat. Mus.); 1864, 257, pi. 3. — Lawrence, Ami. Lye. 

 N. Y., vii, 1862, 326 (Lion Hill, Panamd).— Salvin, Proc. Zool. Soc. 

 Lond., 1867, 146 (Santa F^ de Verdgua, Panamd); 1870, 196 (Calov^vora, 

 Panama). — SclateR, Cat. Birds Brit. Mus., xv, 1890, 309. — Salvin and 

 GoDMAN, Biol. Gentr.-Am., Aves, ii, 1892, 237. — Salvador: and Festa, 

 Boll. Mu8. Zool., etc., Torino, xiv, 1899, no. 339, 7 (Laguna del Pita, Panamd). 



[Pittasoma] michleri Sclater and Salvin, Nom. Av. Neotr., 1873, 75. — Sharpe, 

 Hand-list, iii, 1901, 40. 



Pittisoma michleri Sclater and Salvin, Proc. Zool. Soc. Lond., 1864, 357 (Panamd; 

 crit.). 



PITTASOMA MICHLERI ZELEDONI Ridgway. 



ZELEDOirS ANTPITTA. 



Similar to P. m. micMeri but decidedly larger; adult male with 

 head entirely black, except for a tinge of chestnut on auricular 

 region. 



" Seven specimens. 

 b Four specimens. 



c I have not seen specimens from ^"erAgua. They may be referable to P. m. 

 zeledoni. 



