■Descriptions of New Species of Birds. 131 



on the breast with whitish margins ; middle of abdomen reddish ful- 

 vous; bill and legs as in the male. 

 i 

 Habitat. — Costa Rica, Angostura. Collected by J. Carmiol. 

 Mas. Smith. Inst. 



Remarks. — This species somewhat resembles D. semicinereus, 

 but is browner above, has a much larger bill, and in its striated 

 head seems to differ from that and all others of the genus. 



V. Kisythamnus rufiventrls, nov. sp. 



Male. Upper plumage of a dull brownish olive, with a tinge of 

 rufous, most so on the rump ; front bluish cinereous ; a concealed dor- 

 sal spot of pure white ; tail olive brown ; shoulders white, smaller wing 

 coverts black, edged with white, middle and larger coverts reddish olive 

 brown, narrowly margined with pale rufous; quills blackish brown, 

 edged with reddish olive ; under wing coverts and inner edges of quills 

 pale salmon ; chin and upper part of throat greyish white, with a dilute 

 rufous tinge; sides of the head and lower part of the throat light bluish 

 cinereous ; breast and abdomen light rufous, brightest in the middle, 

 sides olive brown ; under tail coverts reddish brown ; upper mandible 

 black, the under whitish horn color ; hides brown ; feet dark fleshy 

 brown. 



Length b\ inches ; wing 2\ ; tail 2| ; bill T 9 ¥ ; tarsi f . 



Habitat. — New Granada, line of Panama R. R. 



Remarks. — In its rufous under plumage it differs from all 

 other species of the same genus. 



s. Ulyrmotherula albigula, nov. sp. 



Male. Above olive brown, inclining to cinereous on the crown, and 

 slightly tinged with rufous on the rump ; it has a slight post-ocular 

 stripe of dull white ; tail blackish brown, edged with dull rufous ; 

 smaller wing coverts the same color as the back, the others dark brown 

 ending with pale rufous ; quills blackish brown, edged with reddish 

 olive ;. under lining of wings and inner margins of quills pale cinna- 



