Towhees are in the genus Pipilo consisting of the following species.

Green-tailed Towhee, Pipilo chlorurus,
Collared Towhee, Pipilo ocai,
Eastern Towhee, Pipilo erythrophthalmus
Spotted Towhee, Pipilo maculatus
Olive-backed Towhee, Pipilo maculatus macronyx,
Socorro Towhee, Pipilo socorroensis,
California Towhee, Pipilo crissalis
Canyon Towhee, Pipilo fuscus,
Abert's Towhee, Pipilo aberti,
White-throated Towhee, Pipilo albicollis

Towhees are in the family Emberizidae consisting of towhees, buntings, American Sparrows and juncos.

Photos are presented on those species highlighted in red.