106 CHECK-LIST OF NORTH AMERICAN BIRDS. 
OrDER GALLINA:. GALLINACEOUS BIRDs. 
SUBORDER PHASIANI. PHEASANTS, GRouUSE, PaR- 
TRIDGES, QUAILS, ETC. 
Famity TETRAONIDZ. Grouse, PARTRIDGES, ETC. 
SupraMILy PERDICINZA. Partripces. 
Genus COLINUS Lesson. 
Colinus Less. Man. d’Orn. II. 1828, 190. Type, Zetrao virgin- 
zanus LINN. 
289. Colinus virginianus (LINN.). 
Bob-white. 
Tetrao virginianus LINN. S. N. ed. 10, I. 1758, 161. 
Colinus virginianus STEJN. Auk, II. Jan. 1885, 45. 
[B 471, C 389, R 480, C 571.] 
Geoc. Dist.— Eastern United States and southern Ontario, from 
southern Maine to the South Atlantic and Gulf States ; west to central 
South Dakota, Nebraska, Kansas, Oklahoma and eastern Texas. Of 
late years has gradually extended its range westward along lines of 
railroad and settlements; also, introduced at various points in 
Colorado, New Mexico, Utah, Idaho, California, Oregon, and Wash- 
ington. Breeds throughout its range. 
289 a. Colinus virginianus floridanus (Cougs). 
Florida Bob-white. 
Ortyx virginianus var. floridanus COUES, Key, 1872, 237: 
Colinus virginianus floridanus STEJN. Auk, II. Jan. 1885, 45. 
