3S6 ILNIOTILTIB^. 



The differeuces of plumage mentioned above exist in a pair of 

 specimens in the Museum ; but the sexes are practically similar in 

 all respects, and I believe that the variation is due to the female 

 being in more complete summer plumage than the male. 



Hah. Peru and Eucador. 



a. <S ad. sk. Mapoto, Ecuador, Jan. 22 Warsaw Museum [P.]. 



(Stolzmaun). 



b. 2 ad. sk. Macbay, Ecuador, Nov. 18 Warsaw Museum [P.]. 



{Stolzmanyi). 



c. Ad. sk. Macha}-, Ecuador, Dec. 6 Sclater Collection. 



{^Stolzmanii) . 



9. Basileuterus auricularis. 



Basileuterus bivittatius (yiec UOrb.), Scl. P.Z. S. 1859, p. 1-37, 1860, 

 p. 85 ; id. P. Z. S. 1865, p. 285 ; Scl. ^- fSalv. Xvmend. Av. Keotr. 

 p. 10 (1873, pt.) ; iid. P. Z. S. 1879, p. 594. 



Adult male. General colour above dull olive ; the wing-coverts 

 like the back ; median and greater coverts dusky brown, edged with 

 olive, a little yellower than the back ; bastard-wing feathers dusky, 

 externally ashy olive ; primary -coverts and quills dusky, edged with 

 olive, paler and more yeUow on the primaries ; tail-feathers dusky 

 brown, externally olive, the outer feathers with a pale ashy fringe 

 near the end of the inner web ; centre of crown with a pale ochreous 

 patch, the feathers concealed by ashy tips ; on each side of the 

 crown a broad band of black, succeeded by a narrower superciliary 

 streak of pale ochreous brown tinged with olive ; lores ashy ; a 

 spot in front of and behind the eye black, as well as the anterior 

 and posterior edges of the eyelid ; upper and under edges of eyelid 

 pale ochreous, as well as a small spot below the eye ; cheeks pale 

 ochreous ; ear-coverts black, extending downwards below the eye ; 

 throat pale ochreous ; centre of breast and abdomen pale olive- 

 yeUow, the sides of breast and flanks duU olive ; thighs dark ashy 

 washed with olive ; under tail-coverts pale olive-yellow ; under 

 wing-coverts and axillaries pale olive, a little lighter than the sides 

 of the body ; quiUs dusky brown below, ashy along the edge of the 

 inner web. Total length 5 inches, ciilmen 0-5, wing 2-5, tail 2-15, 

 tarsus 0"8. 



Hab. Colombia and Ecuador, and extending into Bolivia. 



a. Ad. sk. Bogota. Sclater Collection. 



b. Ad. sk. Bogota. Salvin-Godman Coll. 



c. d. S ad. sk. Pallatanga, Ecuador (Fraser). Sclater Collection. 



e. Ad. sk. Pallatanga, Sept. (Fraser). Salvin-Godman Coll. 



/, (/. Ad. sk. Simacu, IBolivia (C. Buckley). Sah"in-Godman CoU. 



10. Basileuterus melanotis. 



Basileuterus melanotis, Lawr. Ann. Lye. N. Y. vs.. p. 95 (1868) ; 

 Salv. Ibis, 1869, p. 313 j Von Franfz. J. f. O. 1869, p. 183. 



