ORDER PASSERIFORMES. 317 



ported occasionally farther north but doubtless on basis of escaped cage birds). 

 Winters in the Bahamas and Cuba (rarely), and from central Florida, central 

 Mexico, and Yucatan to Panama; occasional in winter in southern Louisiana. 



Genus TIARIS Swainson. 



Tiaris Swainson, Philos. Mag., n. s., I, No. 6, June, 1827, 438. Type, by 

 monotypy, Tiaris pusillus Swainson. 



• Tiaris bicolorbicolor (Linnaeus). Bahama Grassquit. [603.] 



Fringilla bicolor Linnaeus, Syst. Nat., ed. 12, 1, 1766, 324. Based mainly 

 on Passer bicolor bahamensis Catesby, Carolina, I, 37. (in America = 

 Bahama Islands.) 



Range. — Bahamas. Accidental at Miami, Florida (Jan. 19, 1871). ^ [Closely 

 allied races occur in the West Indies.] 



• Tiaris canora (Gmelin). Melodious Grassquit. [603.1.] 



Loxia canora Gmelin, Syst. Nat., I, Pt. ii, 1789, 858. Based mainlj^ on 

 the Brown-cheeked Grosbeak Latham, General Synops., II, Pt. i, 155. 

 (in nova Hispania = Cuba.) 



Range. — Cuba. Accidental on Sombrero Key, Florida (April 17, 1888) .^ 



Genus SPIZA Bonaparte. 



Spiza Bonaparte, Journ. Acad. Nat. Sci. Phila., IV, 45 [Aug. 1824]. 

 Type, by subs, desig., Emberiza americana Gmelin (Bonaparte, 1827). 



Spiza americana (Gmelin). Dickcissel. [604.] 



Emberiza americana Gmelin, Syst. Nat., I, Pt. ii, 1789, 872. Based on the 

 Black-throated Bimting Latham, Synops., II, Pt. i, 197. (in Nove- 

 boraco = New York.) 



Range. — ^Breeds chiefly in Austral zones from northeastern Wyoming, 

 northwestern North Dakota, northwestern Minnesota, southern Michigan, 

 and southeastern Ontario south to southern Texas, southern Mississippi, 

 central Alabama and northern Georgia (casually); formerly bred on the At- 

 lantic coastal plain from Massachusetts (casually wandering to Maine) to 

 South Carolina, but now ex-tremely rare and irregular east of the AUeghanies- 

 Winters from Guatemala to Colombia, Venezuela, and Trinidad, migrating 

 through Mexico and Central America. Accidental in Lower California, 

 Arizona, Manitoba, Nova Scotia, and Jamaica. 



1 Maynard, Birds East. N. Amer., 1881, 87. 



2 Merriam, Auk, V, 1888, 322. 



