Page:Birds of North and Middle America partV Ridgway.djvu/222

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194
BULLETIN 50, UNITED STATES NATIONAL MUSEUM.

and Pozo del Rio Grande, Costa Rica; descr. young). — Carriker, Ann. Carnegie Mus., vi, 1910, 635 (Costa Rica; crit.; habits; descr. nest and eggs).

[Synallaxis] pudica Sclater and Salvin, Nom. Av. Neotr., 1873, 63, part. — Sharpe, Hand-list, iii, 1901, 55, part (Honduras, etc.).

SYNALLAXIS ALBESCENS LATITABUNDA Bangs.

COSTA RICAN GRAY-BREASTED SYNALLAXIS.

Similar to S. a. albigularis (Sclater),[1] of Colombia and Venezuela, but smaller, gray of chest averaging deeper and purer (less brownish), cinnamon-rufous of occiput more extended, and greater wing-coverts brighter cinnamon-rufous.

Adults (sexes alike). — Forehead (back to at least middle of eyes) mouse gray, the feathers with indistinct mesial streaks of darker; crown, occiput, and nape plain cinnamon-rufous; back, scapulars, rump, upper tail-coverts, tail, and remiges plain grayish brown (hair brown), the shafts of rectrices darker, the outer webs of secondaries and sub-basal portion of that of inner primaries usually slightly tinged with cinnamon; lesser and middle wing-coverts uniform cinnamon-rufous (somewhat lighter than color of crown and occiput), the greater coverts similar but (usually) slightly paler and duller; loral region grayish white anteriorly, passing into pale mouse gray posteriorly, the suborbital and malar regions similar; auricular region deeper mouse gray, narrowly streaked with white; supra-auricular region, hindneck, sides of neck, chest, and sides of breast plain mouse gray, slightly paler on median portion of chest; chin and throat white, the lower throat with a more or less concealed patch of dusky or dark slate color, the feathers tipped with white or pale gray and marked by a narrow mesial streak of the same; abdomen and median portion of lower breast white; sides, flanks, and under tail-coverts light broccoli brown or drab; under wing-coverts pale pinkish buff, the inner webs of remiges indistinctly edged with the same; bill black, the lower-basal portion of mandible whitish (in dried skins); iris brown; legs and feet light horn color (in dried skins).

Young. — Above plain brown (between sepia and raw-umber), the occipital region tinged (more or less) with more rufescent brown, the tail more russet brown, the middle and greater wing-coverts margined or edged with russet; lesser wing-coverts cinnamon or russet; general color of under parts pale buffy brown, passing into pale brownish buff on throat and chin and into brownish buff on flanks, the sides of chest and breast shaded with deeper and more grayish brown, the abdomen inclining to buffy white.

Adult male. — Length (skins), 129-139 (135); wing, 51.5-54 (52.2); tail, 66-70 (68.5); culmen, 11-12 (11.7); tarsus, 18.5-19.5 (18.9); middle toe, 12.5-13.5 (12.9).[2]


  1. See p. 188.
  2. Eight specimens.