Spirobolidae

Spirobolidae is a family of millipedes in the order Spirobolida. The family consists of several genera with numerous species, and is commonly divided into the subfamilies Spirobolinae and Tylobolinae.

Classification
 Subfamily Spirobolinae Subfamily Tylobolinae
 * Auxobolus Chamberlin, 1949
 * Aztecolus Chamberlin, 1943
 * Chicobolus Chamberlin, 1947
 * Narceus Rafinesque, 1820
 * Spirobolus Brandt, 1833
 * Hiltonius Chamberlin, 1918
 * Tylobolus Cook, 1904