17. CERCOMACRA. 265 



3. Cercomacra napensis. 



Cercomacra cinerasceus, Sd. P. Z. S. 1858, p. 245 ; {d. Cat A B. 



p. 184. ^ 



Cercomacra napensis, Scl. P. Z. S. 1868, p. 572 (Rio Napo) ; Scl. et 



Salv. Nomencl. p. 73. 



Above and beneath uniform bluish cinereous ; small concealed 

 dorsal spot white ; wings and tail blackish ; external rectrices with 

 white ends ; under wing-coverts whitish : whole length 5-5 inches, 

 wing 2-5, tail 2-7. 



Hah. Ecuador and Guiana. 



This species is at once recognizable by its uniform wings. 



a. d ad. sk. Kio Napo, Ecuador. Sclater Coll. (Type of the 



, species.) 



0, c. 5 ad. sk. Sarayacu, Ecuador (Buck- Salvm-Godman Coll. 



%)• 



d. c? ad. sk. Oyapoc, Cayenne. Sclater Coll. 



e. d ad. sk. Cayenne. Sclater Coll. 



4, Cercomacra tyrannina. 



Pyriglena tyrannina, Scl. P. Z. S. 1855, pp. 90, 147, pi. 98 (Bogota). 



Cercomacra tyrannina, Scl. P. Z. S. 1858, p. 245 (Boo-ota) 1859 



pp. 5o iHonduras), 383 (S.W. Mexico), et 1860, p. 294''(Ecuador) • 



loV^"^- ^vAP- ^^^' ^''- ^'■«- ^'•«^- P- ^4; Scl. et Salv. Ibis, 

 1859, p. 119 (Honduras), et 1860, p. 36 (Guatemala) ; iid. P. Z. S. 

 1864, p. 356 (Panama), et 1870, p. 837 (Honduras) : Lawr. Ann. 

 Lyc.N. Y. ix. p. 109 (Costa Rica); Salv. P. Z. S 1867, p. 145, 

 18/0, p. 195 (^•eraguaJ, et 1883, p. 424 (Panama); id. Ibis, 

 1885, p. 42/ (Brit. Guian.); Frantz. J. f. O. 1869, p. 305 (Costa 

 Rica); Lai/ard, Ibis, 1873, p. 387 (Para); Tacz. P. Z S 1874, 

 p. 530 (C. Peru), et 1882, p. 31 (N.E. Peru) ; id. Orn. P6r. ii. 

 p. 54; Bouc. P. Z. S 1878, p. 61 (Costa Rica); Ridyiv. P. U. S. 

 iV 3/. VI. pp. 386, 405 (Nicaragua) ; Berl. et Tacz. P. Z. S. 

 1883, p. 565 (W. Ecuador) ; Berl. J. f. O. 1884, p. 308 (Bucara- 



Dysithamnus rufiventris, Zatvr. Ann. Lye. N. Y. viii. p. 131 ('1865) 

 {cf. Salv. Ibis, 1874, p. 316). v \ > 



Above cinereous, large concealed dorsal spot white ; wings and 

 tail brownish black; wing-coverts black, with narrow white 

 edgings; bend of wing pure white: beneath scarcely paler, but 

 flanks and crissum more dusky ; under wing-coverts cinereous ; inner 

 margins of wing-feathers pale ashy: whole length 5-2 inches, wing 

 2-5, tail 2-4. Female. Above pale brownish olive ; sides of head and 

 body beneath deep ferruginous, flanks and crissum brownish. 



Hah. ^ S. Mexico and Central America down to Guiana and 

 Amazonia. 



a. $ ad. sk. Mexico (Salle). Purchased. 



b, c. d $ ad. ; d. Chisec, Vera Paz (Sah'i7i). Sahiu-Godmau Coll. 

 d jr. sk. 



«,/• 2 ad. sk. Chisec, Vera Paz (Salvin). Tweeddale Coll. 



