1867.] THE BIRDS OK THE LOWER AMAZONS. 583 



161. Malacoptila fusca (Gm.). 

 Upper Rio Negro. 



162. Malacoptila rufa (Spix), 

 Para. 



163. Monasa nigrifrons (Spix), 

 Rio Tocantins. 



164. Chelidoptera tenebrosa (Pall.). 



Para, 



"Abundant on the Lower Amazons and Rio Negro." — A, W. 



Fam. Trogonid^, 

 4-165. Trogon viridis, Linn. 

 Capim River. 



4166, Trogon melanurus, Sw. 

 Para. 



167. Pharomacrus pavoninus (Spix). 



Trogon pavoni?ius, Spix, Av. Bras, i, ]». 47, t. 33. 



Barra do Rio Negro. 



" Found at Barra, on the left bank of the river," — A. ^Y. 



Fam, Caprimulgid^. 



168. Podager nacunda (Vieill.), 

 Capim River. 



169. Chordeiles rupestris (Spix). 



" Found sitting on sand and rocks in an island on tiie Upper Rio 

 Negro,"— A, W. 



170. Lurocalis nattereri (Temm.), 



Para. Intermediate in size between some skins of this species and 

 L. gouldi. Long, tota 8'3, alse 7'4, caudoe 3*4, 



1/1. Antrostomus nigrescens (Cab,). 

 Para. 



172, Hydropsalis trifurcata (Natt,) ; Sclater, P. Z. S. 1866, 

 p, 141, 



Rio Tocantins. 



Fam. Trochilid/k. 



173. EUPETOMENA MACRURA (Gm.). 



Island of Mexiana, 



