252 



I have lately begun to suspect that these birds are the youug male 

 and the female of the preceding species. If such be the case, H. ele- 

 gans is no doubt also a female, and perhaps H. erythrophrys the 

 female of H. leucophrys ! 



5. Hypocnemis elegans. 



Hypocnemis ?, Sclater, P. Z. S. 1855, p. 147 ; List of Bog. 



B. p. 19. 



Hypocnemis elegans, Sclater, P. Z. S. 1857, p. 47. 



Olivaceo-brunnea, fronte et superciliis rufescentibus : capitis late- 

 ribus et regione auriculari nigris : tectricibus alarum nigris ru- 

 fescente terminatis : gutture albo, abdomine cinnamomeo ; collo 

 antico striis quibusdam nigris maculato. 



Long, tota 4 '75, ahe 2*6, caudae 1*6. 



Hab. New Granada, Bogota. 



Mus. Brit., Paris., P. L. S. 



6. Hypocnemis leucophrys. 



Hypocnemis myiotherina, $, Spix, Av. Bras. ii. pi. 42. fig. 2. 



Pithys leucophrys, Tsch. Faun. Peruan. p. 176. pi. 11. fig. 2? 



Myrmonax leucophrys, Cab. Orn. Not. p. 211. 



Pithys leucophrys, Bp. Consp. p. 203. 



Hypocnemis leucophrys, Sclater, P. Z. S. 1855, p. 146. 



Cinerea, gutture nigricante : fronte et superciliis latis albis. 

 Long, tota 4*7, alae 2*6, caudae 1*7. 



Hab. Eastern Peru (Tsch.) ; Upper Amazon; New Granada, Bo- 

 gota; Brit. Guiana (Scho?nb.). 

 Mus. Brit., P. L. S. 



7. Hypocnemis erythrophrys. 



Conopophaga angustirostris, Cab. in Schomb. Guian. iii. p. 685 1 

 Pithys erythrophrys, Sclater, P. Z. S. 1854, pi. 72. fig. 1. 

 Hypocnemis erythrophrys, Sclater, P. Z. S. 1856, p. 146. 



Olivaceo-brunnea, subtus alba .fronte et superciliis latis ferruyineo- 

 rufis : loris et regione oculari nigris : alarum tectricibus albo 

 terminatis. 



Long, tota 4*5, alae 2*7, caudae 1*7. 



Hab. New Granada, Bogota. 



Mus. Brit., Paris., P. L. S. 



8. Hypocnemis schistacea, sp. nov. 



J . Ccerulescenti-schistacea unicolor : tectricum alarium omnium 



apicibus minute albo punctatis : rostro et pedibus nigris. 

 Long, tota 5*0, alse 2"5, caudae 2"0. 

 Hab. Upper Amazon ; Rio Javarri (Bates). 

 Mus. Brit. 



In the general form and somewhat slenderness of the bill this 

 species resembles H. erythrophrys ; but its uniform colouring renders 



