] 1. MYRMOTHERULA. 237 



blackish ; wing-coverts black -with white apical spots : beneath 

 cinereous, throat black: lower belly and flanks brownish; under 

 wing-coverts white : whole length 4 inches, wing 2-1, tail 1-4. 

 Female. Above brown ; back and wings as in male : beneath 

 fulvous; throat black with white spots. 



Hah. Colombia, Ecuador, and Amazonia. 



The black throat at once distinguishes this species. 



a, h. c? ? ad. ; c, Bogota. Sclater CoU. 



d. Jr. sk. 



e. c? ad. sk. Bogota. Eyton Coll. 



/,^- d' 2 ad. sk. Bogota. Salvin-Godman Coll. 



h. d ad. sk. Bogota. I'urchased. 



I. c? ad. sk. Interior of Colombia. Salvin-Godman Coll. 



./■ c? ad. sk. Colombia. Salvin-Godman Coll. 



k, I. (S ad. ; ?n. Sarayacu, Ecuador Salvin-Godman Coll. 



2 ad. sk. {Buckley). 



n. 2 ad. sk. Rio Napo. rurchased. 



13, Myrmotherula erythronota. 



Formiciyora erythronota, llartl. Jiev. Zool. 1852, p. 2 ; Jiiirm. Si/sf. 



Ueb. iii. p. 75. 

 Myrmotherula erythronota, Sclater, P. Z. S. 1858, p. 236 (S.E. 



Brazil); id. Cat. A. B. p. 180; M. et Salv. Nomencl. p. 72. 



Above black; back chestnut; bend of wing and very slight 

 margins to wing-coverts white: beneath black, flanks and under 

 wing-coverts pure white : whole length 4-5 inches, wing 2, tail 

 1-7. Female. Above like the male, but head, wings, and tail 

 blackish brown : beneath fulvous, flanks and crissum dusky ; under 

 wing-covcrts white. 



Hah. S.E. Brazil. 



«• S ad. sk. S.E. Brazil. Purchased. 



6, c. J $ ad. sk. S.E. Brazil. Sclater Cbll. 



d. c? ad. sk. S.E. Brazil. Gould Coll. 



C. Grey-and-black group, akin to M. axillaris. 



14. Myrmotherula hauxwellii 



Formicivora hauxwelli, Sfl. P. Z. S. 1857, p. 1.31, pi. 126. fig. 2 (E. 



rem), et 1858, p. 07 (Rio Napo). 

 Myrmotherula hauxwelli, Sd. P. Z. S. 1858, p. 236 ; id. Cat. A. B. 



p. 181 ; Pelz. Oni. Bras. p. 81 ; Scl. et Salv. P. Z. S. 18G6, p 186 



(R. Ucayali), 1867, pp. 576, 750 (reru),et 1873, p. 274 (E. Peru) ; 



iid. Nomencl. p. 72 ; Tacz. Orn. Per. ii. p. 44. 

 Rhopias hauxwelli, Cab. et Hein. Mus. Uexn. ii. p. 13. 



Above cinereous, concealed dorsal spot white; wings blackish; 

 wing-coverts and outer secondaries bbick with white apical spots; 

 tail-feathers blackish with slight white terminations: beneath 



