the posterior portion; sides of neck mummy brown; chin and throat black (chin sometimes mostly white), broken, more or less, by narrow 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 with 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 yellowish (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).[1]
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).[2]
Immature female. — Similar to the adult female, but lower throat tawny, chin and upper throat white, with a few narrow streaks of black.
Panamá (Lion Hill; Panamá; Laguna del Pita; Santa Fé and Calovévora, Verágua?[3]) 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, Ann. Lyc. N. Y., vii, 1862, 326 (Lion Hill, Panamá). — Salvin, Proc. Zool. Soc. Lond., 1867, 146 (Santa Fé de Verágua, Panamá); 1870, 196 (Calovévora, Panamá). — Sclater, Cat. Birds Brit. Mus., xv, 1890, 309. — Salvin and Godman, Biol. Centr.-Am., Aves, ii, 1892, 237. — Salvadori and Festa, Boll. Mus. Zool., etc., Torino, xiv, 1899, no. 339, 7 (Laguna del Pita, Panamá).
- [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 (Panamá; crit.).
PITTASOMA MICHLERI ZELEDONI Ridgway.
ZELEDÓN'S ANTPITTA.
Similar to P. m. michleri but decidedly larger; adult male with head entirely black, except for a tinge of chestnut on auricular region.
