Stoev, P., & Enghoff, H. (2004). The first indigenous species of the millipede genus Eurygyrus C.L. Koch, 1847 from the European mainland, with remarks on E. nicarius (Verhoeff, 1901) and E. euboeus (Verhoeff, 1901), and a key to the species of the genus (Diplopoda: Callipodida: Schizopetalidae). Zootaxa, 419(1), 1–8. https://doi.org/10.11646/zootaxa.419.1.1