Distribution of the Nannaria wilsoni species group. Nannaria wilsoni species group specimens are indicated by black dots within the Nannaria generic distribution (white shaded region). Biogeographical cluster 1 (Central Appalachian Mountains Species Cluster) are the cluster of dots primarily in Virginia, and Biogeographical cluster 2 (Southern Appalachian Mountains Species Cluster) are those primarily in western North Carolina.

 
 
  Part of: Hennen DA, Means JC, Marek PE (2022) A revision of the wilsoni species group in the millipede genus Nannaria Chamberlin, 1918 (Diplopoda, Polydesmida, Xystodesmidae). ZooKeys 1096: 17-118. https://doi.org/10.3897/zookeys.1096.73485