286 MESSRS. SCEATER AND SALVIN ON [Mar. 4, 



19. Gymnoderus fcetidus (Linn.). 



"One specimen only of this curious bird was obtained at Chami- 

 curos. It is generally found on the banks of the small rivers and 

 lakes, feeding on certain trees." — E .B. 



Rio Javari (Bates). 



20. Cephalopterus ornattjs, Geoffr. ; Scl. & Salv. P. Z. S. 



1866, p. 191; 1867, p. 751. 



" Cashiboya, Upper Ucayali, and Chyavetas. This magnificent 

 bird is found at the pairing-season on the topmost boughs of the 

 highest trees in the forest. The male shows himself off to the 

 females, which are seen flying round and about the male, while he 

 utters his bull-like hum." — E. B. 



Fam. TROCHiLiDiE. 



Thirty-three species of Humming-birds were obtained by Mr. 

 Bartlett and Mr. Hauxwell, about six of which may be considered 

 denizens of Upper Amazonia only. Three of these were originally 

 described from Mr. Bartlett's specimens, namely Thaumantias flu- 

 viatilis, Th. bartletti, and Leucippus chlorocercus. 



1. Glaucis affinis, Lawr. ; Scl. & Salv. P. Z. S. 1867, 

 pp. 752, 979. 



Yurimaguas, Xeberos, Chyavetas, and Chamicuros (Bartlett) ; 

 Pebas (Hauxwell). 



Mr. Bartlett also obtained the nest and eggs of this species. 



2. Glaucis melanura, Gould; Scl. & Salv. P. Z. S. 1867, 

 p. 193. 



Upper Ucayali (Bartlett). 



3. Threnetes cervinicauda, Gould ; Scl. & Salv. P. Z. S. 



1867, p. 979. 



Chamicuros (Bartlett) ; Pebas (Hauxwell). 



4. Phaethornis hispidus, Gould; Scl. & Salv. P. Z. S. 1867, 

 p. 193. 



Upper Ucayali (Bartlett). 



The nest and eggs of this species were obtained by Mr. Bartlett 

 near Cashiboya. 



5. Phaethornis malaris, Nordm. ; Scl. & Salv. P. Z. S. 1867, 

 pp. 752, 979. 



Xeberos and Chyavetas (Bartlett) ; Pebas (Hauxwell). 



The nest and eggs of this species were obtained by Mr. Bartlett. 



6. Phaethornis bourcieri (Less.) ; Scl. & Salv. P. Z. S. 1867, 

 p. 752. 



Xeberos, Chyavetas, and Chamicuros (Bartlett). 

 The nest and eggs were also obtained by Mr. Bartlett. 



