Major biomes of southern Africa [see [44, 45]]. Background colours for the eight major biomes are indicated in the legend; major lakes and saltpans are also included. The yellow star indicates the type locality for the species and the blue stars indicate the type localities for the 16 previously described subspecies. The inset shows the geographic distribution of the phenetic diversity within Micaelamys namaquensis from southern Africa . The purple, orange, yellow and green zones correspond with the subspecies M. n. alborarius, M. n. lehocla, M. n. monticularis and M. n. namaquensis, respectively.