Figure 3 from: Smit H (2011) A new species of the genus Hydrodroma Koch, 1837 (Acari, Hydrachnidia, Hydrodromidae), with a key to the hitherto known six species of the genus in Australia. ZooKeys 143: 13-22. https://doi.org/10.3897/zookeys.143.2115

Figure 3 - A Hydrodroma meridionalis sp. n., male paratype: genital field B Hydrodroma torrenticola (Walter, 1908), male (Serbia, Kozjak Mt., stream): genital field. Scale bar = 100 μm.