iractert New South American Birds, 



a and Lesbla amaryllis. In both glyceria and ortoni the tail 

 - - than in members of ( or Lesbia. The bill is not 



. but is like that of /. ibia. Perhaps the 



ould be placed in a new genus. The upper color- 



. - - • what like that of Ramphomicron microrhyn- 



- ol a lighter shade and less shining. In the under 



plumage it resembles L. amaryllis, bul the breast is of a darker 



ire uniform in color, as the bud' bases and edges of the 



- are less apparent. The gorgets of amaryllis and ortoni 



much alike in color and extent. 



8. Accipiter nigroplumbens. 



T i itire upper plumage, with thai of the neck, breast, and sides, 

 are blackish plumbeous, the color on the under surface scarcely lighter; 

 chin and upper pad of throat of a dull ashy plumbeous; abdomen 

 «lark brownish cinnamon ; thighs and nnder tail coverts plumbeous 

 like the breast, but with an intermixture of dull cinnamon; tail above 

 pale umber brown, crossed with four broad black bars; underneath it 

 is of a clear gray, with dark brown bars; the ends of the feathers arc 

 white; wing coverts and tertiaries the color of the back, the latter 

 marked with concealed spots of white; the larger quills are dark brown 



re, with darker indistincl bars; the quills underneath are marked 



with blackish liar-, alternating with white one- at their bases, and gray 



• toward- their end-: the under wing covertsare of a dull ru-t color, 



with obscure narrow blackish bars; bill blackish horn color, the tooth 



edged with white; tarsi and toes pale yellow. 



I lurth quill longest, second and seventh equal, the first one and a 

 quarter inches shorter than the second ; tarsi verj -lender. 



Length (skin) LOj in.; wing6|; tail 6; tarsi \l\ middle toe and 



claw I . 



llii'iiit. Quito Valley, Ecuador. Type in Museum ofVassar 

 I 

 It came in a small collection sent to Prof. Orton (together with 



, and BUbmitted to me for examination. It 



/.' I have endeavored faithfully to identify this with 



but with. mi , dimensions arc 



■ lose of the male .1. ventralis (P. X. S.. 1866, 



