Figures 31-34 from: Akkari N, Koon-Bong Cheung D, Enghoff H, Stoev P (2013) Revolving SEM images visualising 3D taxonomic characters: application to six species of the millipede genus Ommatoiulus Latzel, 1884, with description of seven new species and an interactive key to the Tunisian members of the genus (Diplopoda, Julida, Julidae). ZooKeys 328: 5-45. https://doi.org/10.3897/zookeys.328.5763

Figures 31-34 - Ommatoiulus xerophilus sp. n. paratype,gonopod structures. 31 Left gonopod, mesal view 32 Rightpromerite, posterior view 33 Rightposterior gonopod, mesal view 34 Rightposterior gonopod, latero-posterior view. Abbreviations: ap distal process of the promerite, Co coxite, ds distal process of the solenomerite, F fovea, g seminal groove, M mesal ridge, Ms mesomerite, P promerite, Px paracoxite, S solenomerite, se serrations, wl wrinkled lamella. Scale bar: 0.1 mm.