Zhao, Y.; Hu, L.; Wesener, T.; Liu, W. (2022). Five new species of the giant pill-millipedes of the genera
Zephroniaand
Sphaerobelum, from China (Diplopoda: Sphaerotheriida: Zephroniidae).
Annales de la Société entomologique de France (N.S.). 58(6): 499-524.