Species richness (total number of species provided in parentheses) for the eight known families of subterranean-dwelling millipedes from Guangxi, China.

 
 
  Part of: Liu WX, Wynne JJ (2019) Cave millipede diversity with the description of six new species from Guangxi, China. Subterranean Biology 30: 57-94. https://doi.org/10.3897/subtbiol.30.35559