222 



ZOOLOGY— BIRDS. 



liave the same power to charm the ear in the sohtude of its wihl home as 

 when heard under the more famihar conditions of civiHzation. 



VIKEO SOLITARIUS (Wils.). 



!«»olitai'y Vireo. 



MuHcicapa solitaria, WtLS., Am. Oni., ii, 1810, 143, pi. xvii, f. G. 



Virco KoUtarivs, Bd., Birds N. A., 1858, 310.— Uekrm., P. R. R. Rep., x, pi. ii, 1859, 



55.— Coop. & Suckl., P. R. R. Rep., xii, pt. ii, 18G0, 180.— Hayd., Trans. 



Am. Phil. Soc, xii, 1802, 163.— Cooper, Proc. Cal. Acail., 1870, 175.— 



COUES, Key N. A. Birds, 1872, 60, 121.— Snow, Birds Kau., 1872, 8.— 



CouES, Birds Northwest, 1874, 99. 

 VireosylvM solitaria, Cooper, Birds Cal., 1870, 117. 

 Lanivireo solitarius, Bd., Brew., & Ridg., Birds N. A., i, 1874, 373. 



The SoHtary Vireo ai)pears to occur in the Southern Kocky Mountain.s 

 only as a migrant, and to be wholly replaced there in summer by the nearly 

 allied variety, the plumbeous Vireo (var. plumheus). In its course southward 



