230 rORMICARIID^. 



d. Back brigflit nifoiis or cliestnut. 

 d'. Breast cinereous. 



c". Throat black with white spots. 



I Back rufous 9. hamatonota, p. 235. 



\ l?iick chestnut 10. pyrrlwnota, p. 236. 



d". Throat cinereous 11. eryfkntra, p. 236. 



e". Throat black 12. oinata, p. 236. 



e'. Breast black 13. erythronota, p. 237. 



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



e. External secondaries with white tips .... 14. hauxwelH, p. 237. 

 /. External secondaries without white tips. 



f. Throat and breast black. 

 f. Flanks pure white. 



I Dark cinereous above 15. axillaris, p. 238. 



I Nearly black above 16. melana, p. 239. 



ff''. Flanks cinereous. 



I Flanks jiale cinereous 17. melanogastra, p. 240. 



I Flanks dark cinereous 18. meneti-iesi, p. 240. 



g'. Throat black, breast cinereous. 

 A". Wing-coverts with white tips. 

 a"' . Recti'ices with slight white ends. 



Larger ; tail longei- 19. lovgipennis, p. 241. 



Smaller ; tail shorter 20. brevicauda, p. 242. 



b'". Hectrices with broad white ends. 21. urosticta, p. 242. 

 i". Wing-coverts uniform. 



I Larger, darker 22. inornata, p. 243. 



I Smaller, paler 23. unicolor, p. 243. 



h'. Whole under siu'face cinerec us 24. einereiventris, p. 244. 



A. Striated group, akin to M. lyygmaa. 



1. Myrmotherxila pygmsea. 



Petit gobe-mouche tachetg de Cayenne, Daub. PL Enl. 831. fig. 2. 



Muscica]ia pygma>a, Gm. S. N. i. p. 933; Lafh. Ind. Orn. i. p. 488. 



Myrmothera minuta, d'Orh. Tuy., Ois. p. 184? 



Formicivora pvgmrea, Cab. Wieqm. Arch. 1847, pt. i. p. 227 ; Bp. 

 Consp. i. p. "200; Sclatei; P.'Z. S. 1855, p. 147 (Bogota), et 1868, 

 p. 67 (Ecuador). 



Myrmotherium pygmaeum. Cab. et Hein. Miis. Hein. ii. p. 13. 



Mynnotherula pvgmrea, Sclater, P. Z. S. 1858, p. 234 ; id. Cat. A. B. 

 p. 179; Pet. Orn. Bras, p. 80; La?a): Ann. Lye. N. Y. vii. p. 325 

 (Panama); Scl. et Salv. P. Z. S. 1866, p. 185, et 1867, pp. 750, 

 978 (Peru), 1873, p. 274 (E. Peru), et 1879, p. 624 (Bolivia) ; iid. 

 Nomencl. p. 71 ; 'Salv. Ibis, 1874, p. 311, et 1885, p. 425 (British 

 Guiana) ; Tacz. P. Z. S. 1882, p. 30 (N.E. Peru) ; id. Orn. Per. 

 ii. p. 37. 



Above black ; superciliaries, stripes on the back, and margins of 

 wing-coverts white ; concealed dorsal patch white ; tail very short : 

 beneath pale snlphur-yellow ; throat whitish : m hole length 3-2 

 inches, wing 1-8, tail 0-8, rectriccs 10. Female similar, but cap 

 Btriped with pale rufous ; throat fulvous. 



Huh. Colombia, Ecuador, Peru, Amazonia, and British Guiana. 



