ORDER PASSERES. 223 



[B 337»/^^A C 161, R 197, C 232.] 

 Geog. Dist. — Eastern North America to the Plains, from Nova 

 Scotia and Ontario southward ; breeds from Virginia, Kentucky, 

 and Missouri northward. 



540 a. Poocaetes gramineus confinis Baird. 



Western Vesper Sparrow. 



Pooccetes gramineus var. confinis Baird, B. N. Am. 1858, 448 (in 

 text). 



[B ZZI.part, C 161^, R 197^, C 232.] 



Geog. Dist. — Western United States, from the Plains to the 

 Pacific, north into Manitoba and Assiniboia, south into Lower Cali- 

 fornia and through Mexico as far as Jalapa, Vera Cruz. 



540/^. Fooccetes gramineus affinis Miller. 



Oregon Vesper Sparrow. 



Pooccetes gramineus affinis Miller, Auk, V. Oct. 1888, 404. 

 [B 337, /«^A C 161a, part^ R i^^a^part^ C 232, /tzr/.] 

 Geog. Dist. — Northern California and western Oregon. 



Genus AMMODRAMUS Swainson. 



Ammodramus Swains. Zool. Journ. III. 1827, 348. Type, 

 Fringilla caudacuta Wilson. 



Subgenus PASSERCULUS Bonaparte. 



PassercuJus Bonap. Geog. & Comp. List, 1838, 2>?>' Type, 

 Fringilla savanna Wils. 



541. Ammodramus princeps (Mayn.). 



Ipswich SparrovF. 



Passerculus princeps Mayn. Am. Nat. VI. 1872, 637. 

 Ammodramus princeps Ridgw. Pr. U. S. Nat. Mus. VIII. 1885, 

 354- 



