Figure 6 from: Dayrat B, Goulding TC, Apte D, Bhave V, Comendador J, Ngô XQ, Tan SK, Tan SH (2016) Integrative taxonomy of the genus Onchidium Buchannan, 1800 (Mollusca, Gastropoda, Pulmonata, Onchidiidae). ZooKeys 636: 1-40. https://doi.org/10.3897/zookeys.636.8879

Figure 6 - Radula, Onchidium typhae, Malaysia, Matang (USMMC 00005, #1). A Outermost lateral teeth, scale bar 20 µm B Lateral teeth, scale bar 20 µm C Lateral teeth, inferior view, showing the additional outer spine of each tooth, scale bar 10 µm D Rachidian and innermost lateral teeth, scale bar 20 µm.