BIRDS OF NORTH AND MIDDLE AMERICA. 



23 



olive-buff) posteriorly, the sides and flanks darker and more grayish 

 (approaching hglit hair brown) ; under wing-coverts and broad edgings 

 to inner webs of remiges ocliraceous-buff; maxilla dusky, with 

 paler tomia; mandible pale yellowish grayish (in dried skins); feet 

 dusky (bluish gray in hfe?); length (skins), 136.5-142 (139); wing, 

 65-67 (66); tail, 53.5-62.5 (58); column, 18.5-19.5 (19); tarsus, 

 21-21.5 (21.2); middle toe, 12-12.5 (12.2).« 



Adult female. — Similar to the adult male but without the concealed 

 dorsal patch of cinnamon-rufous or ochraceous-buff, the underlying 

 portion of the interscapulars being pale gray with whitish shaft- 

 streaks; length (skins), 129.5-145 (138); wing, 66-67 (66.5); tail, 

 54-56 (55.2); culmen, 18-20 (19.2); tarsus, 19.5-20.5 (19.9); middle 

 toe, 12-12.5 (12.1). '^ 



Southeastern Mexico, in State of Tabasco (Teapa); Guatemala 

 (Choctiim; Cajabon; Samayoa; Teleimtn); British Honduras (Toledo 

 District). 



Thamnistes anabatinus Sclater and Salvin, Proc. Zool. Soc. Lond., 1860, 299 

 (Choctum, Vera Paz, Guatemala; coll. P. L. Sclater). — Salvin and Sclater, 

 Ibis, 1860, 399 (Choctum).— Sclater, Cat. Am. Birds, 1862, 176 (Choctum 

 and Cajab6n, Guatemala); Cat. Birds Brit. Mus., xv, 1890, 216, part (Choc- 

 tum, Cajabon, and Samayoa, Guatemala). ^Salvin and Godman, Biol. 

 Centr.-Am., Aves, ii, 1892, 205, part, pi. 50, fig. 1 (Telemdn, etc., Guatemala). 



[Thamnistes] anabatinus Sclater and Salvin, Nom. Av. Neotr., 1873, 70, part. — 

 Sharpe, Hand-list, iii, 1901, 17, part. 



Thamnistes anabatinus anabatinus Ridgway, Proc. Biol. Soc. Wash., xxi, Oct. 20, 

 1908, 193, in text. 



THAMNISTES ANABATINUS SATURATUS Ridgway. 



RUSSET ANTSHRIKE. 



Similar to T. a. anabatinus but coloration much darker and less 

 ochraceous (more olivaceous) above, the pileum more or less dis- 

 tinctly rufescent (sometimes deep russet or mars brown) ; wings much 

 less rufescent, especially the secondaries; size averaging smaller. 



o- Two specimens. 

 & Four specimens. 



