Vol. XVIII 

 1 90 1. 



J Bangs, Collection of Birds from C/iiriqui. ■56'^ 



Chiroxiphia lanceolata ( ffT?^/.). — Two males. Divala, December 17, 

 and David, October 16. 



Manacus aurantiaca {Salv.). — Twenty-five specimens, both sexes, 

 Divala, October, November and December. The tvpe locality of the 

 species is Bugaba, Chiriqui. 



Scotothorus ' veraepacis (Scl.). — Two specimens, $ and $, Divala, 

 December. 



Pachyrhamphus cinereiventris Scl. — Three specimens, both sexes, 

 Divala, October, November, and December. 



Lathria unirufa (Scl.). — One ? , Divala, October 27. 



Lipaugus holerythrus Scl. d- Salv. — Five specimens, both sexes, 

 Divala, November and December. 



Attila sclateri Lazvr. — Two specimens, $ and $, Divala, December 

 II. 



Chasmorhynchus tricarunculatus /. d- E. J'err. — Thirty-four speci- 

 mens, adults of both sexes, and young males in every stage of plumage, 

 from a dress closely resembling that of the adult $ to that which differs 

 only from the adult J in having a few green feathers irregularly mixed 

 in the brown and white of bod}' and head, Divala, October and December. 



Myrmotherula menetriesii {d' Orb.). — Four males, Divala, November 

 and December. 



Drymophila boucardi Scl. — Seven specimens, both sexes, Divala, 

 November and December. 



Cercomacra crepera,^ sp. nov. 



Four specimens, both sexes, Divala, November. 



Tyfe. — Divala, Chiriqui, adult (J, No. 7913, Coll. of E. A. & O. Bangs. 

 Collected Nov. 24, 1900, by W. W. Brown, Jr. 



Characters. — ^'wxiW^x to C. tyraniiina except in being very much 

 darker in color throughout. 



Color. — Adult $ , upper parts slate black, a large concealed white dor- 

 sal patch ; vmder parts slate gray darkest on breast and becoming dull 

 olive on flanks, lower belly and vmder tail-coverts ; lesser and middle wing- 

 coverts tipped with white, the greater coverts slightly so ; rectrices barely 

 tipped with whitish ; lining of wing mostly white. Adult $, similar to 

 5 of C. tyrainiijia, but darker throughout, the ochraceous of under parts 

 seveial shades darker, the brownish oVwe of back darker and more duskv, 

 and the wings and tail darker reddish brown. 



1 Scotothorus [cf. Oberholser, Proc. Acad. Nat. .Sci. Phila. 1899, pp. 20S-209), 

 Heteropelma Bp. being preoccupied. 

 - Creper, dusky, dark. 



