Range. - Sonoran region of Mexico north to southern Arizona.

The female of this species is like that of the Texan Bob-white. Their nesting habits and eggs are in all respects like those of the other Bob-whites. Size of eggs, 1.20 x .95.

291 Masked Bob White Colinus Ridgwayi 522Bobwhite. Florida Bobwhite. Masked Bobwhite.

Bobwhite. Florida Bobwhite. Masked Bobwhite.