BIRDS OF NORTH AND MIDDLE AMERICA. 507 



Adult male.— I jVAx^th (skins), ir,l-l<>() (177.1); win^, 78-77 (75.8); 

 tail, (53-71 (08); exposed culmen, 22-24 (22.9); tarsus, 25-27 (26); 

 middle toe, 16-18 (17). « 



Adult female.— how^th (skins), 165-172 (167.4); winj.-, 7(>-72 (71.2); 

 tail, 63-65 (64); exposed culmen, 20-22 (21); tarsus, 25; middle toe, 16.'^ 



Pacific coast of C^Jiiapas (Huehuetan; San Benito), " and thence into 

 adjacent parts of Guatemala."*^ 



Heleod yh'ti capiMraliis nigricaiulatiis 'Nelhoj^, Auk, xiv, Jan., 1897, 70 (San Benito, 

 Chiapas, s. w. Mexico; coll. U. S. Nat. Mus. ). 



HELEODYTES RUFINUCHA (Lafresnaye). 

 RTJFOTTS-NAPED CACTTTS WREN. 



Somewhat like summer adults of 71. caplxfratu.^, l)ut smaller, the 

 back much less reddish brown, and always conspiciously variegated; 

 superciliary stripe and under parts less buflfy white; under parts 

 always more or U^ss speckled or flecked with dusky (at least on sides 

 and Hanks), and under tail-coverts barred with black. 



Adults {sexes alike). — Pileum uniform black, the occiput sometimes 

 tinged with brown: hindneck mummy brown or d:irk russet; back, 

 scapulars, and rump brown (var3'ino- from prouts l)rown to broccoli 

 brown or dra))), conspicuously variegated with white streaks (these 

 narrower and linear on rump, l^roader, occasional}' spot-like, on back 

 and scapulars), the white streaks margined laterally with black; upper 

 tail-coverts brown (slightly paler than rump) more or less distinctly 

 barred with black or dusky; two middle rectrices pale grayish brown, 

 more or less distinctly barred with black, the black bars interrupted 

 mediall}^; rest of tail dull black, broadly tipped with white, this pass- 

 ing into pale grayish brown terminally; outer wel)s of rectrices 

 broadly barred or tran^versel}' spotted with white (this sometimes 

 tinged with pale gra3ash brown); wings blackish, conspicuousl}'^ banded 

 and spotted with pale grayish brown and whitish, the spots on outer 

 webs of primaries, primar}' coverts, and alula, decidedly white or 

 whitish; a broad superciliary stripe of white; a broad postocular stripe 

 of black; lores grayish; sides of head (below lores and l)lack postocular 

 stripe) and under parts dull white, the tlanks and anal region tinged 

 with pale buffy grayish brown; under parts, except chin and throat, 

 moi-e or less speckled or flecked with dusky; '' under tail-coverts barred 

 (usualU- irregularly) with black; bill black or dusky, the mandilde 

 paler basally, especially on under side; iris red;' legs and feet horn 

 color (in dried skins). 



"Six yi)eciniens. 

 ''Five specimens, 

 c Nelson, Auk, xiv, 1S97, 70. 



<^ There is usually a more or less ilistiiirt trace of a black sulnnalar streak; occa- 

 sionally this is quite distinct. 

 ^ Dr. C. Sartorius, manuscript. 



