50. TYRANNISCUS. 133 



5. Tyranniscus improbus. 



Tyranniscus improbus, Scl. et Salv. P. Z. S. 1870, p. 843; iid. 

 Nomencl. p. 48 ; Wyatt, Ibis, 1871, p. 333 ; Berl. J. f. O. 1884, 

 p. 318. 



Above olive ; bead darker, almost blackisb ; front, sbort super- 

 ciliaries, and eye-region whitish ; wings blackish ; coverts and 

 secondaries narrowly but distinctly margined with yellow ; tail 

 brown witb olive margins like the back : beneath greyish white, 

 almost white on the throat ; breast and belly with a yellowish tinge ; 

 middle of belly and under wing-coverts pale yellow ; bend ot wing 

 yellow ; bill and feet black : whole length 4-5 inches, wing 2-2, 

 tail 1-9. 



Hah. Venezuela and Colombia. 



Near to T. vilissimus, but the white front is more distinct, and 

 the breast has a shiny yellowish tinge. 



a. 2 ad. sk. Merida, Venezuela (Goering). Sclater Coll. (Type 



of the species.) 



b. Ad. sk. Near Ocaiia, U.S. Colombia {Wyatt). Sclater Coll. 



6. Tyranniscus gracilipes. (Plate XI. fig. 2.) 



Tyranniscus, sp. 1317, Scl. Cat. Am. B. p. 216. 



Tyranniscus gracilipes, Scl. et Salv. P. Z. S. 1867, p. 981, 1870, p. 843, 



1873, p. 279, et 1879, p. 614 ; iid. Nomencl. p. 48 ; Layard, Ibis, 



1873, p. 382 ; Salv. Puis, 1885, p. 294. 

 Myiopatis pusilla, Pelz. Orn. Bras. p. 106 (?). 



Above olive ; cap cinereous ; front and lores rather whitish ; 

 wings black with narrow but distinct external edgings of yellow ; 

 tail blackish, slightly margined with olive : beneath nearly uniform 

 yellowish, rather paler on the throat and brighter on the belly ; 

 under wing-coverts pale yellowish white ; bend of wing yellow; bill 

 and feet blackish : whole length 3-6 inches, wing 1*7, tail 1-4. 

 Female similar. 



Hub. Bolivia, Amazonia, Venezuela, and Guiana. 



a. Ad. sk. Siruacu, Bolivia (Buckley). Salvin-Godrnan Coll. 



6. 2 a( i- ; Pehas, E. Peru (Hauxwell). Sclater Coll. (Type 



c. Ad. sk. of the species.) 



d. 5 ad. sk. Pebas, E. Peru (Hauxwett). Salvin-Godman Coll. 



e. Ad. sk. Venezuela. Sclater Coll. 



f,g. c? ad. ; Roraima, British Guiana Salvin-Godman Coll. 



h-j. $ ad. sk. ( Whitely). 



k. Ad. sk. Oyapoc, Cayenne. Sclater Coll. 



1. Ad. sk. Rio Negro (Katterer). Sclater Coll. 



m. $ ad. sk. Para (Layard). Tweeddale Coll. 



7. Tyranniscus acer. 

 ■dv. et Godm. Ibis, 1883, 



Above olive ; head cinereous, front whitish ; wings blackish ; 



Tyranniscus acer, Salv. et Godm. Ibis, 1883, p. 206 ; Salv. Ibis, 1885, 

 "p. 294. 



