FAMILY FORMICARIIDAE 



133 



Adult female, crown chestnut; back cinnamon to rufous-brown, 

 rump and upper tail coverts paler, cinnamon-buff to cinnamon; 

 hindneck, auricular area, and sides of neck ochraceous-buff to buffy 

 white, streaked with black; narrow ring around eye buff or buffy 

 white ; chin and throat buff to cinnamon-buff, in some lightly streaked 

 with dusky or black, usually on sides ; rest of under surface ochra- 

 ceous to ochraceous-buff, paler on abdomen, darker on sides and 

 flanks ; under wing coverts paler ; inner webs of wing feathers edged 

 with cinnamon. 



Figure 13. — Barred ant-shrike, pavita hormiguera rayada, Thainnophilus 

 doliahis, male right, female left. 



Immature male, under surface barred narrowly with black, the 

 abdomen with bars restricted or absent ; white on under surface, 

 especially on breast, sides, flanks, and under tail coverts, washed with 

 buff ; wing with paler markings of buff to cinnamon-buff. 



Immature female, duller rufous on upper surface, with crown, 

 back, scapulars, and rump barred with dusky ; underparts paler, 

 barred irregularly with dusky, except the abdomen ; throat barred 

 and spotted with dusky. 



