Pachybolidae

Pachybolidae, is a family of round-backed millipedes of the order Spirobolida. The family includes 49 different genera. Two subfamilies recognized.

Subfamilies

 * Pachybolinae
 * Spiromiminae

Genera

 * Alluviobolus
 * Aphistogoniulus
 * ?Atlanticobolus
 * Atopochetus
 * Aulacobolus
 * Brachyspirobolus
 * ?Bukobolus
 * ?Callipodolus
 * Caprobolus
 * Centrobolus
 * Colossobolus
 * Corallobolus
 * Crurifarcimen
 * ?Dactylobolus
 * Dekanbolus
 * ?Diaphoropus
 * Dichromatobolus
 * Epibolus
 * Epitrigoniulus
 * Erythroprosopon
 * Eucentrobolus
 * Flagellobolus
 * Gabolus
 * Granitobolus
 * Hadrobolus
 * Hyperbolus
 * Komphobolus
 * Litostrophus
 * Madabolus
 * Metiche
 * Microbolus
 * ?Microspirobolus
 * Mystalides
 * Neptunobolus
 * Ostinobolus
 * Pachybolus
 * Parabolus
 * Pelmatojulus
 * Pseudocentrobolus
 * Riotintobolus
 * Sanguinobolus
 * ?Spiromanes
 * Spiromimus
 * Stenobolus
 * Titsonobolus
 * Tonkinbolus
 * Trachelomegalus
 * Xenobolus
 * Zehntnerobolus