236 TIMIXllDJi. 



Bai-tlctt's "Wren is only known at present from the Upper 

 Amazons, to -which region it -will probably be found to be confined. 



a. J ad. sk. Sarayacu. Edward Bartlett [C.]. 



2-i. Thryothorus griseipectus. (Plate XV. fig. 2.) 

 Troglodytes coraya, Gray, Hand-l. B. i. p. 189, no. 2582 {)kc Gm.). 



Adult male. General colour a'love bright chestnut, the head duller 

 rufous ; wing-coverts like the back : bastard-wing feathers, pri- 

 mary-coverts and qiiills blackish brown, externally bright chestnut 

 like" the back; upper tail-covcrts lighter rufous, barred obsoletely 

 with dusky ; tail-feathers rufous, broadly barred with black, about 

 ten bars being discernible on the centre feathers : a narrow eye- 

 brow of white, varied M'ith blackish edgings to the feathers, and 

 reaching from the base of the bill to the sides of the nape ; eyelid 

 white ; lores, cheeks, aud ear-coverts black, the latter streaked with 

 white : throat white ; fore neck and chest ashy grey ; sides of breast 

 and flanks, as well as the thighs and under tail-coverts, chestnut- 

 rufous, paler rufous in the centre of the body ; under wing-coverts 

 and axillaries pale rufescent, the outer coverts mottled, with dusky 

 bases to the feathers ; quills sepia-brown below, pale rufous along 

 the edge of the inner web. Total length 5-3 inches, culmen ^-lo, 

 wing 2-35, tail 2-25, tarsus O-'J. 



6hs. Specimens from Sarayacu, Ecuador (C. Bia-l-lci/), and Pebas 

 (J. Hai(.riveU), in Messrs. Salvin aud Godman's collection, agree 

 well with the type above described, but have the under tail-coverts 

 more or less barred with black. 



Younr/ (Loretoyacu, Eastern Peru, Oct. 21, 1877 : J. Hauxwell). 

 Differs from the adult in the duller and more fluffy nature of the 

 plumage, but especially in the throat, which is ashy, washed with 

 fulvous, instead of being white. 



The Grey-chested "Wren is a representative race of the foregoing 

 species in Upper Amazonia, ranging into Eastern Ecuador. 



a. c? ad. sk. Xauta. Edward Bartlett [C.]. 



25. Thryothorus euophrys. 



Thryothorus euophiys, Sclater, P. Z. S. 1860, p. 74 ; id. Cat. Amer. 



J5. p. 21 ; Scl. 3|- S'alv. Nomencl. Av. Neotr. p. 7. 

 Troglodytes euophrys, Graij, Hand-l. i?. i. p. 190, no. 2583. 



Adult. General colour chestnut-red ; upper wing-coverts like the 

 back, the bastard-wing, primar}-- and greater coverts, and quills 

 sepia-browu, externally chestnut, like the back ; tail-feathers reddish 

 brown, chestnut on the edges of the feathers : head more dusky 

 brown, contrasting somewhat with the back : a distinct white eye- 

 brow from the base of the nostrils to above the end of tlie ear- 

 coverts : lores blackish ; eyelid white ; ear-coverts ashy bro-n n, with 

 longitudinal whitish centres; cheeks white, separated from the 



