Page:Birds of North and Middle America partV Ridgway.djvu/244

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BULLETIN 50, UNITED STATES NATIONAL MUSEUM.

AUTOMOLUS GUERRERENSIS Salvin and Godman.

GUERRERO AUTOMOLUS.

Most like A. rubiginosus but coloration of upper parts and under parts of body much paler, the back, etc., raw-umber brown instead of tawny-brown or mummy brown, the pileum concolor with back instead of decidedly darker.

Adults (sexes alike). — Pileum, hindneck, back, scapulars, and rump plain raw-umber brown, passing into cinnamon-rufous on upper tail- coverts; tail clear rufous-chestnut; wings more rufescent than color of back, etc., sometimes rufous-brown or russet, the secondaries and proximal greater coverts sometimes nearly concolor with back; sides of head nearly concolor with pileum but rather more rufescent, especially on supra-auricular region, the auricular region rather duller or more grayish brown, with very narrow and indistinct shaft- streaks of paler; malar region, sides of neck, chest, and throat plain dull cinnamon-rufous or tawny-rufous, the chin (sometimes upper throat also) paler (more tawny-ochraceous or ochraceous-buff); abdomen and median portion of breast deep buff or clay color, shading into light raw-umber or tawny-ohve on sides of breast, sides, and flanks, the under tail-coverts more rufescent (shorter coverts cinnamon, passing into russet or rufous-tawny on the longer ones); axillars and under wing-coverts clear buff-tawny, the inner webs of remiges with basal half or more similar but slightly paler; maxilla dark horn color becoming paler toward tomium, darker on basal portion of culmen; mandible horn color, the lower portion (broadly) pale dull yellowish (in dried skins); legs and feet horn color (in dried skins).

Adult male. — Length (skins), 203-213 (206); wing, 91.5-95 (93.2); tail, 83-84 (83.3); culmen, 23.5-24 (23.8); tarsus, 26-27.5 (26.5); middle toe, 21.5-22 (21.7).[1] Adult female. — Length (skin), 212; wing, 88; tail, 80; culmen, 23; tarsus, 25.5; middle toe, 20.[2]

Mountains of southwestern Mexico, in States of Guerrero (Omilteme) and western Oaxaca (Pluma).

Automolus guerrerensis Salvin and Godman, Biol. Centr.-Am., Aves, ii, sig. 20, July, 1891, 157 (Omilteme, Guerrero, s. w. Mexico; coll. Sahdn and Godman).
[Automolus] guerrerensis Sharpe, Hand-list, iii, 1901, 66.
Automolus pectoralis Nelson, Auk, xiv, Jan., 1897, 54 (Pluma, Oaxaca, s. w. Mexico; coll. U. S. Nat. Mus.).

AUTOMOLUS FUMOSUS Salvin and Godman.

SOOTY AUTOMOLUS.

Above deep smoke brown, pileum darker, rump deep rufescent

("saturate rubiginoso"), tail darker; wings externally concolor


  1. Three specimens.
  2. One specimen.