Spizella

The genus Spizella (Bonaparte, 1832) is a group of American sparrows in the family Passerellidae.

These birds are fairly small and slim, with short bills, round heads and long wings. They are usually found in semi-open areas. Outside of the nesting season they often forage in small mixed flocks.

The full list of species is:
 * American Tree Sparrow, Spizella arborea
 * Chipping Sparrow, Spizella passerina
 * Clay-colored Sparrow, Spizella pallida
 * Brewer's Sparrow, Spizella breweri
 * Timberline Sparrow, Spizella breweri taverneri
 * Field Sparrow, Spizella pusilla
 * Worthen's Sparrow, Spizella wortheni
 * Black-chinned Sparrow, Spizella atrogularis