Figure 4 from: Reip HS, Wesener T (2018) Intraspecific variation and phylogeography of the millipede model organism, the Black Pill Millipede Glomeris marginata (Villers, 1789) (Diplopoda, Glomerida, Glomeridae). In: Stoev P, Edgecombe GD (Eds) Proceedings of the 17th International Congress of Myriapodology, Krabi, Thailand. ZooKeys 741: 93-131. https://doi.org/10.3897/zookeys.741.21917

Figure 4 Modified biogeographic regions of Germany, based on Naturräumliche Großregionen of Germany, Meynen and Schmithüsen (1953–1962) and http://commons.wikimedia.org/wiki/File:Deutschland_Naturraeumliche_Grossregionen.png