250 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



length (skin), 230; wing, 105; tail, 87; exposed culmen, 37.5; tarsus, 

 23; middle toe, 17. 



Eastern Mexico, in southern part of State of Tamaulipas (Alta 

 Mira). 



Dendrornis striatigularis Richmond, Proc. U. S. Nat. Mus., xxii, no. 1200, May, 

 1900, 317 (Alta Mira, Tamaulipas; coll. U. S. Nat. Mus.). 



[Dendrornis] striatigularis Sharpe, Hand-list, iii, 1901, 78. 



Xiphorkynchus striatigularis Oberholser, Smithsonian Misc. Coll., xlviii, no. 

 1579, May 13, 1905, G3. 



XIPHORHYNCHUS NANUS NANUS (Lawrence). 



LAWRENCE'S WOODHEWER. 



Adults (sexes aMl-e). — Pileum and hindneck dark sooty brown or 

 sooty blackish, each feather with a broad mesial guttate streak or 

 mark of brownish buff; back and scapulars olive-brown (between 

 raw-umber and mummy), the feathers of upper back with a broad 

 mesial streak of brownish buff or pale tawny, margined with blackish; 

 rump and upper tail-coverts plain cinnamon-rufous; tail, including 

 shafts of rectrices, chestnut; remiges deep cinnamon-rufous, the 

 primaries and distal secondaries edged (more or less distinctly) with 

 grayish brown or olive; wing-coverts plain brown, nearly if not 

 quite concolor with back; supra-auricular region pale brownish 

 buff or dull buffy whitish, the feathers narrowly margined with dusky; 

 auricular region streaked with light brown and dusky; suborbital 

 region with feathers light buff" margined with dusky, the malar region 

 similar but with dusky margins to feathers much less distinct (partly 

 obsolete) ; chin and throat plain light brownish buff or dull pinkish 

 buff, the feathers of extreme lower throat narrowly margined with 

 dusky; feathers of chest light brownish buff or dull pinkish buff 

 centrally, those of upper chest wholly of this color except for a narrow 

 but distinct margin of dusky, those of lower chest with a broad 

 median ovate or elliptical stripe of buff' margined laterally by a 

 blackish line, the edges (more or less broadly) light buffy brown; 

 rest of under parts light buffy brown (nearly wood brown or Isabella 

 color), the median portion of breast and abdomen usually with nar- 

 row and indistinct streaks of paler; under wing-coverts ochraceous- 

 buff, the inner webs of remiges deeper, inclining to cinnamon-rufous, 

 the longer primaries with terminal portion dusky; maxilla blackish 

 brown, mandible pale horn color or dull yellowish (in dried skins); 

 feet horn color or dusk}^ (in dried skins). 



Young. — Similar to adults but markings of under parts rather 

 more strongly contrasted; only to be distinguished with certainty, 

 however, by the softer and more lax texture of the plumage. 



