Distribution of the family Xystodesmidae, genus Riukiaria in mainland China. Red lines show the transect Muli – Kangding – Jiuzhaigou – Xi’an – Jiangle – Hangzhou, along which the elevations are crudely indicated below. 1 R. belousovi 2 R. kabaki 3 R. spatuliformis 4 R. davidiani 5 R. korolevi 6 R. martensi 7 R. capaca 8 R. chinensis 9 R. tianmu.

 
 
  Part of: Golovatch SI, Liu W (2020) Diversity, distribution patterns, and fauno-genesis of the millipedes (Diplopoda) of mainland China. In: Korsós Z, Dányi L (Eds) Proceedings of the 18th International Congress of Myriapodology, Budapest, Hungary. ZooKeys 930: 153-198. https://doi.org/10.3897/zookeys.930.47513