11. MYKMOTHEKULA, 243 



Above cinereous ; wiiii^-co verts black, with distinct wnite margins ; 

 tail black, witli broad wliite ends to the exterior rcctrices : beneath 

 l);iler, throat and middle of the breust, well defined, black ; axillaries, 

 under -wing-coverts, and inner margins of remiges white ; bill and 

 fett black : whole length 3-5 inches, wing 2, lail 1-3. 



Hah. !S.E. Erazil. 



This small species is at once distinguishable by the long white 

 ends of the outer tail-feathers, which in some specimens are more 

 than half an inch in length ou the exterior rectrix. 



a. d' ad. sk. Bahia, Brazil ( jrwc^ere;-). Salvin-Gndman Coll. 



b, c. (S ad. sk. S.E. Brazil. Sclater Coll. 



(Types of the species.) 

 d. S «id. sk. Brazil. Loid Stuart de 



Rothesay [P.]. 



22. Myrmotherula inornata. 



IMj-rniothera inornata, Berlepsch, MS. 



Myrmotherula unicolor, Salv. Ibis, 1885, p. 426 (Brit. Guiana). 



Above uniform cinereous : beneath similar ; throat and breast 

 black ; under wing-coverts and inner margins of wing-coverts white ; 

 bill and feet black: whole length 3-S inches, wing 2, tail 1*4. 

 Female. Above brown : sides of head and edgings of wings and tail 

 rufous : beneath cinereous, breast cinnamomeous, throat whitish. 



Hah. Guiana and Colombia. 



Mr. Salvin and I have referred this species to M. unicolor. But 

 Graf V. Berlepsch has lately shown me that the true M. unicolor of 

 Brazil is probably a distinct: species, of smaller size and not so dark 

 in colour. I have therefore adopted his MS. name for the present 

 bird. 



a. c? jr. sk. Bartica Grove, Brit. Guiana Salvin-Godman Coll. 



{Whiteh/). 



b, c. 2 ad. sk. Camacusa, Brit. Guiana ( 7r/«Vf/y). Salvin-Godman Coll. 

 d, e,f. (S ad. ; Roraima, Brit. Guiana {Wlntehj). Salvin-Godman Cull. 



y. "Sad.; h, 



i. S .ji'- sk. 

 j. (S ad. sk. Roraima, Brit. Guiana ( JVhitely). Sclater Coll. 

 k. (S ad. sk. Bogota. Sclater Coll. 



23. Myrmotherula unicolor. 



Mvrmothera unicolor, MtniU'.M/m. Acad. St. letersb. ser. vi. {Sci. 



'Nat.) t. i. p. 480, pi. ii. fig. 1 (S.E. Brazil). 

 Mj'rniotherula unicolor, Telz. Orn. Bras. p. 82 ; ScJ. et Sah-. Kcii:u,cl. 



p. 72. 



Uniform pale grey ; throat black ; bill blackish ; feet plumbeous : 

 whole length 3-6 inches, Avingl'8, tail 1*4. 



Hah. S.E. Brazil. 



Apjiarently distinguishable from M. inornata by its paler colouring 

 and smidler size. I have only seen one immature specimen, kindly 

 sent for examination by Graf v. Berlepsch. 



k2 



