BIBDS OF NORTH AND MIDDLE AMBEIOA. 573 



TROGLODYTES TANNER! Townsend. 

 CLARION ISLAND WREN. 



Adults {sexes alike). — Above plain grayish brown (hair brown to 

 broccoli brown), the rump and upper tail-covets more buffy brown 

 (between broccoli brown and Isabella color) ; tail and remiges (especi- 

 ally secondaries) narrowly and indistinctly barred with slightly #irker 

 brown; feathers of rump with concealed triangular spots of white; 

 ninth primary narrowly edged with dull whitish, the eighth and 

 seventh primaries with outer web notched or serrated with the same 

 on basal or subbasal portion; loral region, confluent with a narrow 

 superciliary stripe, dull brownish white; a narrow postocular stripe 

 of deep grayish brown; auricular region (except upper margin) pale 

 brownish buify, more or less streaked or clouded with pale grayish 

 brown, the suborbital and malar regions similar but either immaculate 

 or else faintly barred with pale grayish brown; under parts pale dull 

 pinkish buflf, deeper, and tinged with pale grayish brown, on sides and 

 flanks; under tail-coverts narrowly but very distinctly barred with 

 brown; maxilla dark brown or brownish black with paler tomia; 

 mandible pale bufi'y brownish (flesh colored in life ?), sometimes slightly 

 darker terminally; legs and feet horn brownish (in dried skins). 



Adult m«^e.— Length (skins), 123-133 (128); wing, 68-60 (59.1); 

 tail, 45-49 (47); exposed culmen, 16-17 (16.6); tarsus, 20.6-22 (21.6); 

 middle toe, 13-14 (13.7).« 



Adult female.— Length, (skins), 123-134 (128.5); wing, 56-69 (57.6); 

 tail, 46-48 (46.7); exposed culmen, 16; tarsus, 21-21.5 (21.1); middle 

 toe, 13-16 (14.6).* 



Clarion Island, Kevillagigedo group, western Mexico. 



Troglodytes tanneriTovnssEW), Proc. U. S. Nat. Mus., xiii, no. 799, Sept. 9, 1890, 

 133 (Clarion I., Revillagigedo group, n. w. Mexico; coll. U. S. Nat. l^Ius.). — 

 Anthony, Auk, xv, 1898, 318 (descr. nest). — Obekholseh, Proc. U. S. Nat. 

 Mus., xxvii, 1904, 208 (crit.). 



TROGLODYTES BEANI Ridgway. 

 COZUMEL WREN, 



Adults {sexes alike). — Above plain brown (decidedly warmer than 

 broccoli brown) changing on rump and upper tail-coverts to chestnut- 

 brown (maj's brown), the back, scapulars, and upper tail-coverts some- 

 times showing faint narrow bars, or indications of bars, of a darker 

 hue; the rump with concealed triangular or guttate whitish spots; 

 wings and tail duller chestnut-brown, narrowly and indistinctly barred 

 with dusky, the bars obsolete, or nearly so, on the coverts; an indis- 

 tinct superciliary stripe of pale bufi'y brown, becoming whitish ante- 

 's Six specimens. 6 Four specimens. 



