120 



SINGING BIRDS — OSCIXKS. 



It has been collected at \-arious ])laces througli the Kocky ]\Ioiintains, 

 and appears to be quite abundant at Laramie Peak. The differences 

 from solitaria are reatlily appreciable in comparison. (Baird.) 



Gends VIREO, Vikillot. 



Vireo, ViElLLOT, Oin. Am. Sept. I, 1807, 8.3. (Type, Muscirnpa novehomcensis, Boxap.) 



Cii.\R. Wiiifi roMiitloil, rather lonr;er than the more or less ronmled tail ; spurious 



quill lensthcneil, one third or more as long as the second ; second {;eiierally, and 



third almost always, longer tlian the secondaries ; third or fourth quill usually longest. 

 Bill rather compressed. 



V. noveboracensr. 



Tliis genus is represented in the United States by several species, and by 

 a still larger number in Middle America. All are of plain colors, and, as far 



V. nnrfboracensts 



as we know an}i:hing of them, they have the usual gentle and inoffen- 

 sive characteristics of the tA-pe. 



