APPENDIX. 



CASUAL VISITORS. 

 Brewer's Sparrow. 



Spizella brewbri. 

 Size, form and general coloration, of the Chipping Sparrow, 

 but differs in being paler, with all of the markings indistinct, 

 and in having no clear chestnut crown, this being permanently 

 streaked all over with narrow lines of dusky. A western spe- 

 cies ; a single young male, being recorded by Mr. Wm. Brew- 

 ster, as having been taken at Watertown, Massachusetts, 

 December, loth, 1893. 



Shisieldt's Snow Bird. 



JUNCO OREGONUS SHUFELDTI. 



Size and form of the Black Snowbird, but darker above, 

 with back dull reddish brown, and sides of a paler tint of the 

 same. This is a sub-species of the Oregon Snowbird which 

 occurs in the west, and is given as a New England bird upon 

 the authority of Mr. Wm. Brewster, who records a specimen 

 taken at Watertown, Massachusetts, March, 25th, 1874. 



Blue Grosbeak 



GUIRACA CAERULEA. 



Fig. 9. 

 Male, brilliant blue throughout, darkest on the back. Wings 

 black, crossed by two reddish yellow bands. Tail black. Fe- 

 male, yellowish brown, paler below, tinged with black. 



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